Overall Green alert Volcanic eruption for Krakatau
in Indonesia

Volcano Ash Advisories for air traffic

Although Volcano Ash Advisories (VAAC) are not intended for assessing humanitarian impact, the observations of the plume are relevant for understanding local impact. The actual impact (like ash fall) depends on the type of eruption and is not known.

Click on the messages list to visualize on the right the detailed text.



Volcanic Ash Advisory issued on 2020-04-18 at 04:15 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash emission to flight level 50 (1500m) last observation before a break in coverage at a manual station observation at 17 1020 UTC move south.
  • Current satellite imagery indicates that ash from krakatau has now dissipated. Ground observer reports ongoing gas emission to 50m above summit with no significant ash. Advisory terminated.

Original Message :

Received FVAU01 at 04:14 UTC, 18/04/20 from ADRM
VA ADVISORY
DTG: 20200418/0415Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/44
INFO SOURCE: HIMAWARI-8, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA EMISSION TO FL050 LAST OBS AT 17/1020Z
MOV S
OBS VA DTG: 18/0415Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL050 VRB05KT
FCST VA CLD +6 HR: 18/1015Z NO VA EXP
FCST VA CLD +12 HR: 18/1615Z NO VA EXP
FCST VA CLD +18 HR: 18/2215Z NO VA EXP
RMK: CURRENT SATELLITE IMAGERY INDICATES THAT ASH FROM
KRAKATAU HAS NOW DISSIPATED. GROUND OBSERVER REPORTS ONGOING
GAS EMISSION TO 50M ABV SUMMIT WITH NO SIGNIFICANT ASH.
ADVISORY TERMINATED.
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2020-04-17 at 22:30 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash emission to flight level 50 (1500m) last observation before a break in coverage at a manual station observation at 17 1020 UTC move south.
  • Volcanic ash not discernible on latest satellite imagery, likely due to weak plume with low ash content. Height and forecast based on himawari-8 imagery, 17 1051 UTC vona and model guidance. Low confidence in obs/fcst due to light/vrb.

Original Message :

Received FVAU01 at 22:23 UTC, 17/04/20 from ADRM
VA ADVISORY
DTG: 20200417/2230Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/43
INFO SOURCE: HIMAWARI-8, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA EMISSION TO FL050 LAST OBS AT 17/1020Z
MOV S
OBS VA DTG: 17/2230Z
OBS VA CLD: SFC/FL050 S0603 E10522 - S0603 E10529 - S0616 E10543 - S0628 E10529 - S0623 E10509 MOV S 5KT
E10543 - S0628 E10529 - S0623 E10509 MOV S 5KT
FCST VA CLD +6 HR: 18/0430Z SFC/FL050 S0559 E10532 - S0612 E10538 - S0627 E10520 - S0617 E10503 - S0559 E10513
E10538 - S0627 E10520 - S0617 E10503 - S0559 E10513
FCST VA CLD +12 HR: 18/1030Z SFC/FL050 S0609 E10532 - S0619 E10513 - S0602 E10500 - S0549 E10515 - S0550 E10532
E10513 - S0602 E10500 - S0549 E10515 - S0550 E10532
FCST VA CLD +18 HR: 18/1630Z SFC/FL050 S0609 E10531 - S0626 E10503 - S0610 E10453 - S0553 E10506 - S0601 E10530
E10503 - S0610 E10453 - S0553 E10506 - S0601 E10530
RMK: VA NOT DISCERNIBLE ON LATEST SATELLITE IMAGERY, LIKELY
DUE TO WEAK PLUME WITH LOW ASH CONTENT. HEIGHT AND FCST
BASED ON HIMAWARI-8 IMAGERY, 17/1051Z VONA AND MODEL
GUIDANCE. LOW CONFIDENCE IN OBS/FCST DUE TO LIGHT/VRB WINDS.
NXT ADVISORY: NO LATER THAN 20200418/0430Z
Volcanic Ash Advisory issued on 2020-04-17 at 16:30 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash emission to flight level 50 (1500m) last observation before a break in coverage at a manual station observation at 17 1020 UTC move south.
  • Volcanic ash not discernible on satellite img due to obscuration by meteorological cloud. Height and forecast based on himawari-8 satellite imagery, cvghm 17 1051 UTC ground report, jakarta 17 1200 UTC sounding, and model guidance.

Original Message :

Received FVAU01 at 16:24 UTC, 17/04/20 from ADRM
VA ADVISORY
DTG: 20200417/1630Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/42
INFO SOURCE: HIMAWARI-8, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA EMISSION TO FL050 LAST OBS AT 17/1020Z
MOV S
OBS VA DTG: 17/1630Z
OBS VA CLD: SFC/FL050 S0602 E10524 - S0605 E10529 - S0633 E10524 - S0620 E10502 MOV SW 5KT
E10524 - S0620 E10502 MOV SW 5KT
FCST VA CLD +6 HR: 17/2230Z SFC/FL050 S0604 E10522 - S0604 E10529 - S0635 E10534 - S0633 E10510
E10529 - S0635 E10534 - S0633 E10510
FCST VA CLD +12 HR: 18/0430Z SFC/FL050 S0604 E10522 - S0604 E10529 - S0635 E10534 - S0634 E10509
E10529 - S0635 E10534 - S0634 E10509
FCST VA CLD +18 HR: 18/1030Z SFC/FL050 S0603 E10522 - S0604 E10529 - S0635 E10534 - S0633 E10510
E10529 - S0635 E10534 - S0633 E10510
RMK: VA NOT DISCERNIBLE ON SAT IMG DUE TO OBSCURATION BY MET
CLOUD. HEIGHT AND FCST BASED ON HIMAWARI-8 SAT IMAGERY,
CVGHM 17/1051Z GROUND REPORT, JAKARTA 17/1200Z SOUNDING, AND
MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20200417/2230Z
Volcanic Ash Advisory issued on 2020-04-17 at 10:30 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash emission to flight level 50 (1500m) observation at 17 1000 UTC move south.
  • Volcanic ash eruption to flight level 50 (1500m) observed on 17 1000 UTC satellite imagery. Height and forecast based on himawari-8 satellite imagery, jakarta 17 0000 UTC sounding, and model guidance.

Original Message :

Received FVAU01 at 10:29 UTC, 17/04/20 from ADRM
VA ADVISORY
DTG: 20200417/1030Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/41
INFO SOURCE: HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA EMISSION TO FL050 OBS AT 17/1000Z MOV S
OBS VA DTG: 17/1030Z
OBS VA CLD: SFC/FL050 S0605 E10523 - S0606 E10529 - S0612 E10534 - S0620 E10524 - S0614 E10514 MOV S 5KT
E10534 - S0620 E10524 - S0614 E10514 MOV S 5KT
FCST VA CLD +6 HR: 17/1630Z SFC/FL050 S0604 E10525 - S0605 E10529 - S0633 E10527 - S0622 E10503
E10529 - S0633 E10527 - S0622 E10503
FCST VA CLD +12 HR: 17/2230Z SFC/FL050 S0604 E10528 - S0632 E10535 - S0631 E10511 - S0604 E10523
E10535 - S0631 E10511 - S0604 E10523
FCST VA CLD +18 HR: 18/0430Z SFC/FL050 S0603 E10526 - S0619 E10544 - S0631 E10524 - S0605 E10521
E10544 - S0631 E10524 - S0605 E10521
RMK: VA ERUPTION TO FL050 OBSERVED ON 17/1000Z SAT IMAGERY.
HEIGHT AND FCST BASED ON HIMAWARI-8 SAT IMAGERY, JAKARTA
17/0000Z SOUNDING, AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20200417/1630Z
Volcanic Ash Advisory issued on 2020-04-17 at 04:56 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 60 (1800m) last observation before a break in coverage at a manual station observation at 17 0230 UTC move southwest.
  • Current satellite imagery indicates that ash from krakatau has now dissipated. No further reports of new or ongoing eruption. Advisory terminated.

Original Message :

Received FVAU01 at 04:56 UTC, 17/04/20 from ADRM
VA ADVISORY
DTG: 20200417/0456Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/40
INFO SOURCE: CVGHM, HIMAWARI-8, WEBCAM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL060 LAST OBS AT 17/0230Z MOV SW
OBS VA DTG: 17/0456Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL060 045/05KT
FCST VA CLD +6 HR: 17/1056Z NO VA EXP
FCST VA CLD +12 HR: 17/1656Z NO VA EXP
FCST VA CLD +18 HR: 17/2256Z NO VA EXP
RMK: CURRENT SATELLITE IMAGERY INDICATES THAT ASH FROM
KRAKATAU HAS NOW DISSIPATED. NO FURTHER REPORTS OF NEW OR
ONGOING ERUPTION. ADVISORY TERMINATED.
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2020-04-17 at 02:30 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 60 (1800m) last observation before a break in coverage at a manual station observation at 17 0200 UTC move southwest.
  • Volcanic ash discernible on latest satellite imagery. Vona.

Original Message :

Received FVAU02 at 02:30 UTC, 17/04/20 from ADRM
VA ADVISORY
DTG: 20200417/0230Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/39
INFO SOURCE: CVGHM, HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL060 LAST OBS AT 17/0200Z MOV SW
OBS VA DTG: 17/0230Z
OBS VA CLD: SFC/FL060 S0604 E10524 - S0605 E10528 - S0640 E10522 - S0629 E10501 MOV SW 5KT
E10522 - S0629 E10501 MOV SW 5KT
FCST VA CLD +6 HR: 17/0830Z NO VA EXP
FCST VA CLD +12 HR: 17/1430Z NO VA EXP
FCST VA CLD +18 HR: 17/2030Z NO VA EXP
RMK: VA DISCERNIBLE ON LATEST SATELLITE IMAGERY. VONA
Volcanic Ash Advisory issued on 2020-04-16 at 20:30 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 60 (1800m) last observation before a break in coverage at a manual station observation at 16 0810 UTC move southwest.
  • Volcanic ash currently not identifiable on satellite imagery due to darkness, however ash still expected in area. Volcanic ash is expected to dissipate volcanic ash height and forecast based on cvghm 16 0840 UTC vona, himawari-8 imagery and model guidance.

Original Message :

Received FVAU03 at 20:29 UTC, 16/04/20 from ADRM
VA ADVISORY
DTG: 20200416/2030Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/38
INFO SOURCE: CVGHM, HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL060 LAST OBS AT 16/0810Z MOV SW
OBS VA DTG: 16/2030Z
OBS VA CLD: SFC/FL060 S0606 E10528 - S0635 E10525 - S0621 E10502 - S0603 E10525 MOV SW 5KT
E10502 - S0603 E10525 MOV SW 5KT
FCST VA CLD +6 HR: 17/0230Z NO VA EXP
FCST VA CLD +12 HR: 17/0830Z NO VA EXP
FCST VA CLD +18 HR: 17/1430Z NO VA EXP
RMK: VA CURRENTLY NOT IDENTIFIABLE ON SATELLITE IMAGERY DUE
TO DARKNESS, HOWEVER ASH STILL EXPECTED IN AREA. VA IS
EXPECTED TO DISSIPATE WITHIN 6HRS. VA HEIGHT AND FCST BASED
ON CVGHM 16/0840Z VONA, HIMAWARI-8 IMAGERY AND MODEL
GUIDANCE.
NXT ADVISORY: NO LATER THAN 20200417/0230Z
Volcanic Ash Advisory issued on 2020-04-16 at 15:05 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 60 (1800m) last observation before a break in coverage at a manual station observation at 16 0810 UTC move southwest.
  • Volcanic ash currently not identifiable on satellite imagery due to darkness, however ash still expected in area. Volcanic ash is expected to dissipate volcanic ash height and forecast based on cvghm 16 0840 UTC vona, himawari-8 imagery and model guidance.

Original Message :

Received FVAU03 at 15:07 UTC, 16/04/20 from ADRM
VA ADVISORY
DTG: 20200416/1505Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/37
INFO SOURCE: CVGHM, HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL060 LAST OBS AT 16/0810Z MOV SW
OBS VA DTG: 16/1505Z
OBS VA CLD: SFC/FL060 S0605 E10528 - S0632 E10523 - S0622 E10506 - S0603 E10524 MOV SW 5KT
E10506 - S0603 E10524 MOV SW 5KT
FCST VA CLD +6 HR: 16/2105Z SFC/FL060 S0606 E10528 - S0637 E10529 - S0626 E10503 - S0603 E10525
E10529 - S0626 E10503 - S0603 E10525
FCST VA CLD +12 HR: 17/0305Z NO VA EXP
FCST VA CLD +18 HR: 17/0905Z NO VA EXP
RMK: VA CURRENTLY NOT IDENTIFIABLE ON SATELLITE IMAGERY DUE
TO DARKNESS, HOWEVER ASH STILL EXPECTED IN AREA. VA IS
EXPECTED TO DISSIPATE WITHIN 12HRS. VA HEIGHT AND FCST BASED
ON CVGHM 16/0840Z VONA, HIMAWARI-8 IMAGERY AND MODEL
GUIDANCE.
NXT ADVISORY: NO LATER THAN 20200416/2105Z
Volcanic Ash Advisory issued on 2020-04-16 at 09:05 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Continuous volcanic ash emissions to flight level 60 (1800m).
  • Height and forecast based on cvghm 16 0840 UTC vona, himawari-8 16 0830 UTC satellite imagery and model guidance.

Original Message :

Received FVAU03 at 09:04 UTC, 16/04/20 from ADRM
VA ADVISORY
DTG: 20200416/0905Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/36
INFO SOURCE: CVGHM, HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: CONTINUOUS VA EMISSIONS TO FL060
OBS VA DTG: 16/0905Z
OBS VA CLD: SFC/FL060 S0606 E10528 - S0628 E10521 - S0618 E10505 - S0603 E10525 MOV SW 5KT
E10505 - S0603 E10525 MOV SW 5KT
FCST VA CLD +6 HR: 16/1505Z SFC/FL060 S0605 E10528 - S0632 E10523 - S0622 E10506 - S0603 E10524
E10523 - S0622 E10506 - S0603 E10524
FCST VA CLD +12 HR: 16/2105Z SFC/FL060 S0606 E10528 - S0637 E10529 - S0626 E10503 - S0603 E10525
E10529 - S0626 E10503 - S0603 E10525
FCST VA CLD +18 HR: 17/0305Z SFC/FL060 S0604 E10525 - S0605 E10528 - S0636 E10529 - S0626 E10504
E10528 - S0636 E10529 - S0626 E10504
RMK: HEIGHT AND FCST BASED ON CVGHM 16/0840Z VONA,
HIMAWARI-8 16/0830Z SAT IMAGERY AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20200416/1505Z
Volcanic Ash Advisory issued on 2020-04-14 at 06:15 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash last observation before a break in coverage at a manual station observed to flight level 100 (3000m) move north east at 13 1020 UTC.
  • Current satellite imagery indicates that ash is not identifiable due to meteorological cloud and ash is expected to have dissipated. No other information source indicate an ongoing eruption of presence of ash in the atmosphere. Advisory terminated.

Original Message :

Received FVAU02 at 06:15 UTC, 14/04/20 from ADRM
VA ADVISORY
DTG: 20200414/0615Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/35
INFO SOURCE: HIMAWARI-8
AVIATION COLOUR CODE: RED
ERUPTION DETAILS: VA LAST OBSERVED TO FL100 MOV NE AT
13/1020Z
OBS VA DTG: 14/0615Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL100 VRB05KT
FCST VA CLD +6 HR: 14/1215Z NO VA EXP
FCST VA CLD +12 HR: 14/1815Z NO VA EXP
FCST VA CLD +18 HR: 15/0015Z NO VA EXP
RMK: CURRENT SATELLITE IMAGERY INDICATES THAT ASH IS NOT
IDENTIFIABLE DUE TO MET CLOUD AND ASH IS EXPECTED TO HAVE
DISSIPATED.. NO OTHER INFORMATION SOURCE INDICATE AN ONGOING
ERUPTION OF PRESENCE OF ASH IN THE ATMOSPHERE. ADVISORY
TERMINATED.
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2020-04-14 at 00:14 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash emissions to flight level 100 (3000m) move north east last observation before a break in coverage at a manual station observation at 13 1020 UTC.
  • Volcanic ash currently not identifiable due to meteorological cloud and ash from earlier eruption is expected to dissipate volcanic ash height and movement based on himawari-8 imagery and model guidance.

Original Message :

Received FVAU02 at 00:15 UTC, 14/04/20 from ADRM
VA ADVISORY
DTG: 20200414/0014Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/34
INFO SOURCE: HIMAWARI-8
AVIATION COLOUR CODE: RED
ERUPTION DETAILS: VA EMISSIONS TO FL100 MOV NE LAST OBS AT
13/1020Z
OBS VA DTG: 14/0014Z
OBS VA CLD: SFC/FL100 S0609 E10523 - S0604 E10519 - S0559 E10527 - S0606 E10530 MOV E 5KT
E10527 - S0606 E10530 MOV E 5KT
FCST VA CLD +6 HR: 14/0614Z SFC/FL100 S0609 E10522 - S0603 E10521 - S0558 E10539 - S0612 E10538
E10521 - S0558 E10539 - S0612 E10538
FCST VA CLD +12 HR: 14/1214Z NO VA EXP
FCST VA CLD +18 HR: 14/1814Z NO VA EXP
RMK: VA CURRENTLY NOT IDENTIFIABLE DUE TO MET CLOUD AND ASH
FROM EARLIER ERUPTION IS EXPECTED TO DISSIPATE WITHIN 12HRS.
VA HEIGHT AND MOVEMENT BASED ON HIMAWARI-8 IMAGERY AND MODEL
GUIDANCE.
NXT ADVISORY: NO LATER THAN 20200414/0614Z
Volcanic Ash Advisory issued on 2020-04-13 at 18:10 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash emissions to flight level 100 (3000m) move north east last observation before a break in coverage at a manual station observation at 13 1020 UTC.
  • Volcanic ash emission unidentifiable on latest satellite imagery due to meteorological cloud obscuration. However vona received at 13 1402 UTC indicate eruption still ongoing. Volcanic ash height and movement based on himawari-8 imagery and model guidance. *vaa corrected due to typo error*.

Original Message :

Received FVAU02 at 18:08 UTC, 13/04/20 from ADRM
VA ADVISORY
DTG: 20200413/1810Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/33
INFO SOURCE: HIMAWARI-8
AVIATION COLOUR CODE: RED
ERUPTION DETAILS: VA EMISSIONS TO FL100 MOV NE LAST OBS AT
13/1020Z
OBS VA DTG: 13/1810Z
OBS VA CLD: SFC/FL100 S0607 E10525 - S0605 E10524 - S0548 E10533 - S0558 E10542 MOV NE 5KT
E10533 - S0558 E10542 MOV NE 5KT
FCST VA CLD +6 HR: 14/0010Z SFC/FL100 S0607 E10525 - S0604 E10525 - S0552 E10539 - S0604 E10544
E10525 - S0552 E10539 - S0604 E10544
FCST VA CLD +12 HR: 14/0610Z SFC/FL100 S0607 E10524 - S0605 E10524 - S0556 E10543 - S0612 E10543
E10524 - S0556 E10543 - S0612 E10543
FCST VA CLD +18 HR: 14/1210Z SFC/FL100 S0606 E10524 - S0604 E10525 - S0557 E10544 - S0613 E10543
E10525 - S0557 E10544 - S0613 E10543
RMK: VA EMISSION UNIDENTIFIABLE ON LATEST SAT IMAGERY DUE TO
MET CLOUD OBSCURATION. HOWEVER VONA RECEIVED AT 13/1402Z
INDICATE ERUPTION STILL ONGOING. VA HEIGHT AND MOVEMENT
BASED ON HIMAWARI-8 IMAGERY AND MODEL GUIDANCE.*VAA
CORRECTED DUE TO TYPO ERROR*
NXT ADVISORY: NO LATER THAN 20200414/0010Z
Volcanic Ash Advisory issued on 2020-04-13 at 18:00 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash emissions to flight level 100 (3000m) move north east last observation before a break in coverage at a manual station observation at 13 1020 UTC.
  • Volcanic ash emission unidentifiable on latest satellite imagery due to meteorological cloud obscuration. However vona received at 13 1402 UTC indicate eruption still ongoing. Volcanic ash height and movement based on himawari-8 imagery and model guidance.

Original Message :

Received FVAU02 at 17:55 UTC, 13/04/20 from ADRM
VA ADVISORY
DTG: 20200413/1800Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/32
INFO SOURCE: HIMAWARI-8, VONA, WEBCAM
AVIATION COLOUR CODE: RED
ERUPTION DETAILS: VA EMISSIONS TO FL100 MOV NE LAST OBS AT
13/1020Z
OBS VA DTG: 13/1800Z
OBS VA CLD: SFC/FL100 S0607 E10525 - S0605 E10524 - S0549 E10536 - S0559 E10544 MOV NE 5KT
E10536 - S0559 E10544 MOV NE 5KT
FCST VA CLD +6 HR: 14/0000Z SFC/FL100 S0607 E10525 - S0604 E10525 - S0553 E10543 - S0607 E10546
E10525 - S0553 E10543 - S0607 E10546
FCST VA CLD +12 HR: 14/0600Z SFC/FL100 S0607 E10524 - S0605 E10524 - S0554 E10546 - S0612 E10546
E10524 - S0554 E10546 - S0612 E10546
FCST VA CLD +18 HR: 14/1200Z SFC/FL100 S0607 E10525 - S0604 E10525 - S0556 E10547 - S0612 E10547
E10525 - S0556 E10547 - S0612 E10547
RMK: VA EMISSION UNIDENTIFIABLE ON LATEST SAT IMAGERY DUE TO
MET CLOUD OBSCURATION. HOWEVER VONA RECEIVED AT 13/1402Z
INDICATE ERUPTION STILL ONGOING. VA HEIGHT AND MOVEMENT
BASED ON HIMAWARI-8 IMAGERY AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20200413/1800Z
Volcanic Ash Advisory issued on 2020-04-13 at 12:00 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash emissions to flight level 100 (3000m) move north east last observation before a break in coverage at a manual station observation at 13 1020 UTC.
  • Emissions can be slightly observed to north east of summit on satellite img, possibly comprised of steam/smoke with no strong volcanic ash signal. Height and movement based on himawari-8 imagery and model guidance.

Original Message :

Received FVAU02 at 11:52 UTC, 13/04/20 from ADRM
VA ADVISORY
DTG: 20200413/1200Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/31
INFO SOURCE: HIMAWARI-8
AVIATION COLOUR CODE: RED
ERUPTION DETAILS: VA EMISSIONS TO FL100 MOV NE LAST OBS AT
13/1020Z
OBS VA DTG: 13/1200Z
OBS VA CLD: SFC/FL100 S0607 E10524 - S0605 E10524 - S0555 E10537 - S0606 E10541 MOV NE 5KT
E10537 - S0606 E10541 MOV NE 5KT
FCST VA CLD +6 HR: 13/1800Z SFC/FL100 S0607 E10525 - S0605 E10524 - S0555 E10540 - S0607 E10544
E10524 - S0555 E10540 - S0607 E10544
FCST VA CLD +12 HR: 14/0000Z SFC/FL100 S0607 E10525 - S0604 E10525 - S0557 E10543 - S0610 E10544
E10525 - S0557 E10543 - S0610 E10544
FCST VA CLD +18 HR: 14/0600Z SFC/FL100 S0607 E10524 - S0605 E10524 - S0600 E10543 - S0611 E10543
E10524 - S0600 E10543 - S0611 E10543
RMK: EMISSIONS CAN BE SLIGHTLY OBSERVED TO NE OF SUMMIT ON
SAT IMG, POSSIBLY COMPRISED OF STEAM/SMOKE WITH NO STRONG VA
SIGNAL. HEIGHT AND MOVEMENT BASED ON HIMAWARI-8 IMAGERY AND
MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20200413/1800Z
Volcanic Ash Advisory issued on 2020-04-13 at 05:59 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash emissions to flight level 100 (3000m).
  • Emissions can be observed to ene on satellite and webcam, possibly comprised of steam/smoke as no strong volcanic ash signal. Height and movement based on himawari-8 13 0540 UTC imagery, and model guidance.

Original Message :

Received FVAU02 at 06:00 UTC, 13/04/20 from ADRM
VA ADVISORY
DTG: 20200413/0559Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/30
INFO SOURCE: HIMAWARI-8
AVIATION COLOUR CODE: RED
ERUPTION DETAILS: VA EMISSIONS TO FL100
OBS VA DTG: 13/0600Z
OBS VA CLD: SFC/FL100 S0607 E10524 - S0605 E10523 - S0554 E10539 - S0605 E10543 MOV E 5KT
E10539 - S0605 E10543 MOV E 5KT
FCST VA CLD +6 HR: 13/1200Z SFC/FL100 S0605 E10523 - S0551 E10542 - S0606 E10548 - S0608 E10524
E10542 - S0606 E10548 - S0608 E10524
FCST VA CLD +12 HR: 13/1800Z SFC/FL100 S0605 E10523 - S0551 E10543 - S0606 E10548 - S0608 E10524
E10543 - S0606 E10548 - S0608 E10524
FCST VA CLD +18 HR: 14/0000Z SFC/FL100 S0607 E10524 - S0604 E10524 - S0559 E10545 - S0615 E10544
E10524 - S0559 E10545 - S0615 E10544
RMK: EMISSIONS CAN BE OBSERVED TO ENE ON SAT AND WEBCAM,
POSSIBLY COMPRISED OF STEAM/SMOKE AS NO STRONG VA SIGNAL.
HEIGHT AND MOVEMENT BASED ON HIMAWARI-8 13/0540Z IMAGERY,
AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20200413/1200Z
Volcanic Ash Advisory issued on 2020-04-12 at 23:58 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash emissions to flight level 100 (3000m) last observation before a break in coverage at a manual station observation at 12 1020 UTC.
  • Volcanic ash unidentifiable on latest satellite imagery due to meteorological cloud. Area estimated based on recent behaviour, himawari-8 imagery, and model guidance.

Original Message :

Received FVAU02 at 23:58 UTC, 12/04/20 from ADRM
VA ADVISORY
DTG: 20200412/2358Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/29
INFO SOURCE: HIMAWARI-8
AVIATION COLOUR CODE: RED
ERUPTION DETAILS: VA EMISSIONS TO FL100 LAST OBS AT 12/1020Z
EST VA DTG: 13/0000Z
EST VA CLD: SFC/FL100 S0608 E10524 - S0606 E10523 - S0548 E10535 - S0601 E10546 MOV NE 5KT
E10535 - S0601 E10546 MOV NE 5KT
FCST VA CLD +6 HR: 13/0600Z SFC/FL100 S0607 E10524 - S0605 E10523 - S0551 E10543 - S0606 E10548
E10523 - S0551 E10543 - S0606 E10548
FCST VA CLD +12 HR: 13/1200Z SFC/FL100 S0608 E10524 - S0605 E10523 - S0550 E10543 - S0606 E10548
E10523 - S0550 E10543 - S0606 E10548
FCST VA CLD +18 HR: 13/1800Z SFC/FL100 S0608 E10524 - S0605 E10523 - S0551 E10543 - S0606 E10548
E10523 - S0551 E10543 - S0606 E10548
RMK: VA UNIDENTIFIABLE ON LATEST SAT IMAGERY DUE TO MET
CLOUD. AREA ESTIMATED BASED ON RECENT BEHAVIOUR, HIMAWARI-8
IMAGERY, AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20200413/0600Z
Volcanic Ash Advisory issued on 2020-04-12 at 17:55 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash emissions to flight level 100 (3000m) nov north last observation before a break in coverage at a manual station observation at 12 1020 UTC.
  • Volcanic ash unidentifiable on latest satellite imagery due to darkness and meteorological cloud. Plume possibly comprised of SO2 and steam/smoke with no strong ash signal in satellite imagery. Height and movement based on himawari-8 imagery and model guidance.

Original Message :

Received FVAU02 at 17:55 UTC, 12/04/20 from ADRM
VA ADVISORY
DTG: 20200412/1755Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/28
INFO SOURCE: HIMAWARI-8
AVIATION COLOUR CODE: RED
ERUPTION DETAILS: VA EMISSIONS TO FL100 NOV N LAST OBS AT
12/1020Z
OBS VA DTG: 12/1800Z
OBS VA CLD: SFC/FL100 S0606 E10526 - S0606 E10524 - S0537 E10520 - S0538 E10539 MOV N 5KT
E10520 - S0538 E10539 MOV N 5KT
FCST VA CLD +6 HR: 13/0000Z SFC/FL100 S0607 E10525 - S0606 E10523 - S0535 E10529 - S0546 E10551
E10523 - S0535 E10529 - S0546 E10551
FCST VA CLD +12 HR: 13/0600Z SFC/FL100 S0607 E10526 - S0605 E10523 - S0536 E10535 - S0548 E10555
E10523 - S0536 E10535 - S0548 E10555
FCST VA CLD +18 HR: 13/1200Z SFC/FL100 S0607 E10526 - S0605 E10523 - S0534 E10537 - S0551 E10556
E10523 - S0534 E10537 - S0551 E10556
RMK: VA UNIDENTIFIABLE ON LATEST SAT IMAGERY DUE TO DARKNESS
AND MET CLOUD. PLUME POSSIBLY COMPRISED OF SO2 AND
STEAM/SMOKE WITH NO STRONG ASH SIGNAL IN SATELLITE IMAGERY.
HEIGHT AND MOVEMENT BASED ON HIMAWARI-8 IMAGERY AND MODEL
GUIDANCE.
NXT ADVISORY: NO LATER THAN 20200413/0000Z
Volcanic Ash Advisory issued on 2020-04-12 at 12:00 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Continuous emissions to flight level 100 (3000m) nov nw at 12 1020 UTC.
  • Volcanic ash emissions can be seen continuing towards the nw. Possibly comprised of SO2 and steam/smoke with no strong ash signal in satellite imagery. Height and movement based on himawari-8 12 1020 UTC imagery and model guidance.

Original Message :

Received FVAU02 at 11:56 UTC, 12/04/20 from ADRM
VA ADVISORY
DTG: 20200412/1200Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/27
INFO SOURCE: HIMAWARI-8
AVIATION COLOUR CODE: RED
ERUPTION DETAILS: CONTINUOUS EMISSIONS TO FL100 NOV NW AT
12/1020Z
OBS VA DTG: 12/1200Z
OBS VA CLD: SFC/FL100 S0608 E10524 - S0548 E10459 - S0535 E10519 - S0605 E10528 MOV NW 5KT
E10519 - S0605 E10528 MOV NW 5KT
FCST VA CLD +6 HR: 12/1800Z SFC/FL100 S0606 E10524 - S0537 E10516 - S0538 E10539 - S0607 E10525
E10516 - S0538 E10539 - S0607 E10525
FCST VA CLD +12 HR: 13/0000Z SFC/FL100 S0606 E10523 - S0536 E10532 - S0547 E10552 - S0608 E10525
E10532 - S0547 E10552 - S0608 E10525
FCST VA CLD +18 HR: 13/0600Z SFC/FL100 S0607 E10526 - S0606 E10522 - S0535 E10537 - S0551 E10556
E10522 - S0535 E10537 - S0551 E10556
RMK: VA EMISSIONS CAN BE SEEN CONTINUING TOWARDS THE NW.
POSSIBLY COMPRISED OF SO2 AND STEAM/SMOKE WITH NO STRONG ASH
SIGNAL IN SATELLITE IMAGERY. HEIGHT AND MOVEMENT BASED ON
HIMAWARI-8 12/1020Z IMAGERY AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20200412/1800Z
Volcanic Ash Advisory issued on 2020-04-12 at 05:58 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Continuous emissions to flight level 100 (3000m).
  • Emissions can be seen continuing towards the north. Possibly comprised of SO2 and steam/smoke with no strong ash signal in satellite imagery. Height and movement based on himawari-8 12 0540 UTC imagery and model guidance.

Original Message :

Received FVAU02 at 05:58 UTC, 12/04/20 from ADRM
VA ADVISORY
DTG: 20200412/0558Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/26
INFO SOURCE: HIMAWARI-8
AVIATION COLOUR CODE: RED
ERUPTION DETAILS: CONTINUOUS EMISSIONS TO FL100
OBS VA DTG: 12/0600Z
OBS VA CLD: SFC/FL100 S0607 E10526 - S0607 E10523 - S0544 E10510 - S0540 E10527 MOV NW 5KT
E10510 - S0540 E10527 MOV NW 5KT
FCST VA CLD +6 HR: 12/1200Z SFC/FL100 S0607 E10524 - S0542 E10519 - S0542 E10535 - S0607 E10527
E10519 - S0542 E10535 - S0607 E10527
FCST VA CLD +12 HR: 12/1800Z SFC/FL100 S0606 E10524 - S0541 E10529 - S0550 E10545 - S0607 E10525
E10529 - S0550 E10545 - S0607 E10525
FCST VA CLD +18 HR: 13/0000Z SFC/FL100 S0606 E10523 - S0542 E10538 - S0558 E10551 - S0608 E10525
E10538 - S0558 E10551 - S0608 E10525
RMK: EMISSIONS CAN BE SEEN CONTINUING TOWARDS THE NORTH.
POSSIBLY COMPRISED OF SO2 AND STEAM/SMOKE WITH NO STRONG ASH
SIGNAL IN SATELLITE IMAGERY. HEIGHT AND MOVEMENT BASED ON
HIMAWARI-8 12/0540Z IMAGERY AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20200412/1200Z
Volcanic Ash Advisory issued on 2020-04-11 at 23:51 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Continuous emissions to flight level 100 (3000m).
  • Emissions can be seen continuing towards the northwest. Possibly comprised of mostly SO2 and steam/smoke with no strong ash signal in satellite imagery. Height and movement based on himawari-8 11 2330 UTC imagery and model guidance.

Original Message :

Received FVAU02 at 23:51 UTC, 11/04/20 from ADRM
VA ADVISORY
DTG: 20200411/2351Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/25
INFO SOURCE: HIMAWARI-8
AVIATION COLOUR CODE: RED
ERUPTION DETAILS: CONTINUOUS EMISSIONS TO FL100
OBS VA DTG: 12/0000Z
OBS VA CLD: SFC/FL100 S0551 E10507 - S0544 E10516 - S0605 E10525 - S0607 E10523 MOV NW 5KT
E10525 - S0607 E10523 MOV NW 5KT
FCST VA CLD +6 HR: 12/0600Z SFC/FL100 S0545 E10513 - S0541 E10524 - S0606 E10526 - S0607 E10523
E10524 - S0606 E10526 - S0607 E10523
FCST VA CLD +12 HR: 12/1200Z SFC/FL100 S0541 E10521 - S0542 E10534 - S0607 E10527 - S0607 E10524
E10534 - S0607 E10527 - S0607 E10524
FCST VA CLD +18 HR: 12/1800Z SFC/FL100 S0541 E10529 - S0547 E10543 - S0607 E10526 - S0606 E10524
E10543 - S0607 E10526 - S0606 E10524
RMK: EMISSIONS CAN BE SEEN CONTINUING TOWARDS THE NORTHWEST.
POSSIBLY COMPRISED OF MOSTLY SO2 AND STEAM/SMOKE WITH NO
STRONG ASH SIGNAL IN SATELLITE IMAGERY. HEIGHT AND MOVEMENT
BASED ON HIMAWARI-8 11/2330Z IMAGERY AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20200412/0600Z
Volcanic Ash Advisory issued on 2020-04-11 at 18:30 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash emission to 100, last observation before a break in coverage at a manual station observation ext north at 11 1020 UTC.
  • Current satellite imagery indicates that ash from krakatau has now dissipated. Hotspot remains visible on rgb satellite imagery and glow discernible at summit on webcam indicating lava ow/fountaining, however no significant ash is associated. Advisory terminated.

Original Message :

Received FVAU02 at 18:29 UTC, 11/04/20 from ADRM
VA ADVISORY
DTG: 20200411/1830Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/24
INFO SOURCE: HIMAWARI-8, CVGHM, VOLCAT
AVIATION COLOUR CODE: RED
ERUPTION DETAILS: VA EMISSION TO FL100, LAST OBS EXT N AT
11/1020Z
OBS VA DTG: 11/1830Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL100 165/10KT
FCST VA CLD +6 HR: 12/0030Z NO VA EXP
FCST VA CLD +12 HR: 12/0630Z NO VA EXP
FCST VA CLD +18 HR: 12/1230Z NO VA EXP
RMK: CURRENT SAT IMAGERY INDICATES THAT ASH FROM KRAKATAU
HAS NOW DISSIPATED. HOTSPOT REMAINS VISIBLE ON RGB SAT
IMAGERY AND GLOW DISCERNIBLE AT SUMMIT ON WEBCAM INDICATING
LAVA FLOW/FOUNTAINING, HOWEVER NO SIGNIFICANT ASH IS
ASSOCIATED. ADVISORY TERMINATED.
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2020-04-11 at 16:00 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Continuous volcanic ash emission to 100, last observation before a break in coverage at a manual station observation ext north at 11 1020 UTC.
  • Volcanic ash not discernible on latest satellite imagery, however emission expected to be ongoing. Volcanic ash height and forecast based on previous advisory, himawari-8 imagery, 11 1114 UTC vona and model guidance.

Original Message :

Received FVAU02 at 15:55 UTC, 11/04/20 from ADRM
VA ADVISORY
DTG: 20200411/1600Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/23
INFO SOURCE: HIMAWARI-8, CVGHM, VOLCAT
AVIATION COLOUR CODE: RED
ERUPTION DETAILS: CONTINUOUS VA EMISSION TO FL100, LAST OBS
EXT N AT 11/1020Z
OBS VA DTG: 11/1600Z
OBS VA CLD: SFC/FL100 S0607 E10527 - S0608 E10524 - S0552 E10451 - S0527 E10455 - S0522 E10531 MOV NW 10KT
E10451 - S0527 E10455 - S0522 E10531 MOV NW 10KT
FCST VA CLD +6 HR: 11/2200Z SFC/FL100 S0607 E10527 - S0608 E10524 - S0552 E10451 - S0526 E10455 - S0523 E10531
E10524 - S0552 E10451 - S0526 E10455 - S0523 E10531
FCST VA CLD +12 HR: 12/0400Z SFC/FL100 S0607 E10529 - S0610 E10523 - S0553 E10450 - S0530 E10507 - S0535 E10537
E10523 - S0553 E10450 - S0530 E10507 - S0535 E10537
FCST VA CLD +18 HR: 12/1000Z SFC/FL100 S0612 E10525 - S0612 E10453 - S0551 E10453 - S0535 E10514 - S0546 E10541 - S0608 E10532
E10532
RMK: VA NOT DISCERNIBLE ON LATEST SATELLITE IMAGERY, HOWEVER
EMISSION EXPECTED TO BE ONGOING. VA HEIGHT AND FORECAST
BASED ON PREVIOUS ADVISORY, HIMAWARI-8 IMAGERY, 11/1114Z
VONA AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20200411/2200Z
Volcanic Ash Advisory issued on 2020-04-11 at 10:00 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Continuous volcanic ash emission to flight level 100 (3000m) ext north.
  • Continuous emission clearly discernible on latest satellite imagery move north. Volcanic ash height revised to flight level 100 (3000m) based on plume-top infrared temperature of 14c at 11 0920 UTC and observed plume movement. Forecast based on model guidance.

Original Message :

Received FVAU02 at 09:55 UTC, 11/04/20 from ADRM
VA ADVISORY
DTG: 20200411/1000Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/22
INFO SOURCE: HIMAWARI-8, CVGHM, VOLCAT
AVIATION COLOUR CODE: RED
ERUPTION DETAILS: CONTINUOUS VA EMISSION TO FL100 EXT N
OBS VA DTG: 11/1000Z
OBS VA CLD: SFC/FL100 S0607 E10526 - S0607 E10523 - S0555 E10519 - S0507 E10526 - S0509 E10543 - S0528 E10541 - S0551 E10531 MOV N 10KT
E10531 MOV N 10KT
FCST VA CLD +6 HR: 11/1600Z SFC/FL100 S0608 E10524 - S0546 E10454 - S0507 E10519 - S0509 E10544 - S0607 E10527
E10454 - S0507 E10519 - S0509 E10544 - S0607 E10527
FCST VA CLD +12 HR: 11/2200Z SFC/FL100 S0608 E10525 - S0553 E10447 - S0524 E10453 - S0520 E10521 - S0606 E10527
E10447 - S0524 E10453 - S0520 E10521 - S0606 E10527
FCST VA CLD +18 HR: 12/0400Z SFC/FL100 S0607 E10527 - S0608 E10523 - S0536 E10453 - S0520 E10516 - S0527 E10540
E10523 - S0536 E10453 - S0520 E10516 - S0527 E10540
RMK: CONTINUOUS EMISSION CLEARLY DISCERNIBLE ON LATEST
SATELLITE IMAGERY MOV N. VA HEIGHT REVISED TO FL100 BASED ON
PLUME-TOP IR TEMP OF 14C AT 11/0920Z AND OBSERVED PLUME
MOVEMENT. FORECAST BASED ON MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20200411/1600Z
Volcanic Ash Advisory issued on 2020-04-11 at 04:15 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Continuous volcanic ash emission to flight level 200 (6000m) move nw.
  • Volcanic ash discernible on latest satllite imagery at 11 0340 UTC move to n/nw. Volcanic ash height and forecast based on himawari-8 magery and model guidance.

Original Message :

Received FVAU02 at 04:17 UTC, 11/04/20 from ADRM
VA ADVISORY
DTG: 20200411/0415Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/21
INFO SOURCE: HIMAWARI-8
AVIATION COLOUR CODE: RED
ERUPTION DETAILS: CONTINUOUS VA EMISSION TO FL200 MOV NW
OBS VA DTG: 11/0415Z
OBS VA CLD: SFC/FL200 S0607 E10528 - S0609 E10522 - S0600 E10452 - S0532 E10456 - S0529 E10544 MOV NW 5KT
E10452 - S0532 E10456 - S0529 E10544 MOV NW 5KT
FCST VA CLD +6 HR: 11/1015Z SFC/FL200 S0610 E10525 - S0559 E10425 - S0526 E10446 - S0534 E10534 - S0604 E10529
E10425 - S0526 E10446 - S0534 E10534 - S0604 E10529
FCST VA CLD +12 HR: 11/1615Z SFC/FL200 S0608 E10525 - S0606 E10433 - S0529 E10429 - S0532 E10526 - S0603 E10528
E10433 - S0529 E10429 - S0532 E10526 - S0603 E10528
FCST VA CLD +18 HR: 11/2215Z SFC/FL200 S0609 E10524 - S0551 E10430 - S0522 E10432 - S0528 E10531 - S0604 E10530
E10430 - S0522 E10432 - S0528 E10531 - S0604 E10530
RMK: VA DISCERNIBLE ON LATEST SATLLITE IMAGERY AT 11/0340Z
MOV TO N/NW . VA HEIGHT AND FORECAST BASED ON HIMAWARI-8
MAGERY AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20200411/1015Z
Volcanic Ash Advisory issued on 2020-04-11 at 01:20 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Continuous volcanic ash emission to flight level 270 (8100m) move w.
  • Volcanic ash slightly discernible on latest satllite imagery at 11 0100 UTC due to meteorological cloud obscuration. Volcanic ash to flight level 470 (14100m) expected to have dissipated with surrounding rain volcanic ash height and forecast based on himawari-8 11 0100 UTC imagery and model guidance.

Original Message :

Received FVAU02 at 01:14 UTC, 11/04/20 from ADRM
VA ADVISORY
DTG: 20200411/0120Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/20
INFO SOURCE: HIMAWARI-8
AVIATION COLOUR CODE: RED
ERUPTION DETAILS: CONTINUOUS VA EMISSION TO FL270 MOV W
OBS VA DTG: 11/0120Z
OBS VA CLD: SFC/FL270 S0611 E10527 - S0558 E10422 - S0535 E10430 - S0538 E10505 - S0602 E10531 MOV W 20KT
E10430 - S0538 E10505 - S0602 E10531 MOV W 20KT
FCST VA CLD +6 HR: 11/0720Z SFC/FL270 S0611 E10526 - S0557 E10342 - S0510 E10354 - S0520 E10440 - S0602 E10530
E10342 - S0510 E10354 - S0520 E10440 - S0602 E10530
FCST VA CLD +12 HR: 11/1320Z SFC/FL270 S0610 E10525 - S0548 E10329 - S0501 E10334 - S0455 E10411 - S0600 E10529
E10329 - S0501 E10334 - S0455 E10411 - S0600 E10529
FCST VA CLD +18 HR: 11/1920Z SFC/FL270 S0609 E10526 - S0549 E10323 - S0451 E10402 - S0603 E10528
E10323 - S0451 E10402 - S0603 E10528
RMK: VA SLIGHTLY DISCERNIBLE ON LATEST SATLLITE IMAGERY AT
11/0100Z DUE TO MET CLOUD OBSCURATION. VA TO FL470 EXPECTED
TO HAVE DISSIPATED WITH SURROUNDING RAIN CLOUDS. VA HEIGHT
AND FORECAST BASED ON HIMAWARI-8 11/0100Z IMAGERY AND MODEL
GUIDANCE.
NXT ADVISORY: NO LATER THAN 20200411/0720Z
Volcanic Ash Advisory issued on 2020-04-10 at 22:45 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 470 (14100m) move nw and ongoing emission to flight level 370 (11100m) move w.
  • Ongoing volcanic ash emission to flight level 370 (11100m) visible on rgb satellite imagery ext w, with emission to flight level 470 (14100m) move nw. Volcanic ash to flight level 470 (14100m) expected to dissipate 06 hours. Meteorological cloud has started to approach the summit from the se. Volcanic ash height and forecast based on himawari-8 10 2200 UTC img and model guidance.

Original Message :

Received FVAU02 at 22:43 UTC, 10/04/20 from ADRM
VA ADVISORY
DTG: 20200410/2245Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/19
INFO SOURCE: HIMAWARI-8, VOLCAT
AVIATION COLOUR CODE: RED
ERUPTION DETAILS: VA TO FL470 MOV NW AND ONGOING EMISSION TO
FL370 MOV W
OBS VA DTG: 10/2245Z
OBS VA CLD: SFC/FL370 S0611 E10527 - S0610 E10304 - S0534 E10257 - S0505 E10339 - S0602 E10530 MOV W 20KT SFC/FL470 S0544 E10450 - S0531 E10411 - S0442 E10312 - S0409 E10343 - S0517 E10508 MOV NW 25KT
S0517 E10508 MOV NW 25KT
FCST VA CLD +6 HR: 11/0445Z SFC/FL370 S0611 E10527 - S0611 E10243 - S0514 E10243 - S0502 E10353 - S0555 E10531
E10243 - S0514 E10243 - S0502 E10353 - S0555 E10531
FCST VA CLD +12 HR: 11/1045Z SFC/FL370 S0611 E10526 - S0612 E10226 - S0514 E10227 - S0451 E10318 - S0602 E10530
E10226 - S0514 E10227 - S0451 E10318 - S0602 E10530
FCST VA CLD +18 HR: 11/1645Z SFC/FL370 S0612 E10525 - S0612 E10219 - S0516 E10214 - S0445 E10319 - S0556 E10523
E10219 - S0516 E10214 - S0445 E10319 - S0556 E10523
RMK: ONGOING VA EMISSION TO FL370 VISIBLE ON RGB SATELLITE
IMAGERY EXT W, WITH EMISSION TO FL470 MOV NW. VA TO FL470
EXPECTED TO DISSIPATE WITHIN 06 HRS. MET CLOUD HAS STARTED
TO APPROACH THE SUMMIT FROM THE SE. VA HEIGHT AND FCST BASED
ON HIMAWARI-8 10/2200Z IMG AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20200411/0145Z
Volcanic Ash Advisory issued on 2020-04-10 at 20:05 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 470 (14100m) move nw and ongoing emission to flight level 370 (11100m) move w.
  • Ongoing SO2-rich emission to flight level 370 (11100m) visible on rgb satellite imagery ext w, with emission to flight level 470 (14100m) move nw. Volcanic ash to flight level 470 (14100m) expected to dissipate 12 hours. Height and forecast based on himawari-8 10 1940 UTC imagery and hysplit model guidance.

Original Message :

Received FVAU02 at 20:04 UTC, 10/04/20 from ADRM
VA ADVISORY
DTG: 20200410/2005Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/18
INFO SOURCE: HIMAWARI-8, CVGHM, VOLCAT
AVIATION COLOUR CODE: RED
ERUPTION DETAILS: VA TO FL470 MOV NW AND ONGOING EMISSION TO
FL370 MOV W
OBS VA DTG: 10/2005Z
OBS VA CLD: SFC/FL370 S0609 E10528 - S0607 E10357 - S0538 E10350 - S0528 E10409 - S0603 E10529 MOV W 20KT SFC/FL470 S0553 E10502 - S0524 E10356 - S0457 E10401 - S0453 E10438 - S0512 E10513 - S0533 E10520 MOV NW 25KT
S0512 E10513 - S0533 E10520 MOV NW 25KT
FCST VA CLD +6 HR: 11/0205Z SFC/FL370 S0611 E10527 - S0611 E10224 - S0515 E10221 - S0443 E10330 - S0602 E10530 SFC/FL470 S0509 E10429 - S0523 E10331 - S0448 E10236 - S0402 E10234 - S0344 E10327 - S0422 E10431
E10234 - S0344 E10327 - S0422 E10431
FCST VA CLD +12 HR: 11/0805Z SFC/FL370 S0611 E10527 - S0611 E10205 - S0508 E10145 - S0429 E10300 - S0603 E10531
E10205 - S0508 E10145 - S0429 E10300 - S0603 E10531
FCST VA CLD +18 HR: 11/1405Z SFC/FL370 S0611 E10526 - S0610 E10206 - S0509 E10144 - S0429 E10302 - S0602 E10530
E10206 - S0509 E10144 - S0429 E10302 - S0602 E10530
RMK: ONGOING SO2-RICH EMISSION TO FL370 VISIBLE ON RGB
SATELLITE IMAGERY EXT W, WITH EMISSION TO FL470 MOV NW. VA
TO FL470 EXPECTED TO DISSIPATE WITHIN 12 HRS. HEIGHT AND
FCST BASED ON HIMAWARI-8 10/1940Z IMAGERY AND HYSPLIT MODEL
GUIDANCE.
NXT ADVISORY: NO LATER THAN 20200410/2305Z
Volcanic Ash Advisory issued on 2020-04-10 at 19:05 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Possible high-level eruption to flight level 470 (14100m) move wnw.
  • Ongoing emission clearly visible on satellite imagery linked to summit with intense hotspot. Low confidence in volcanic ash height, as high-level cloud mass may be a thunderstorm triggered by eruption to lower level. Height and forecast based on himawari-8 imagery.

Original Message :

Received FVAU02 at 19:04 UTC, 10/04/20 from ADRM
VA ADVISORY
DTG: 20200410/1905Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/17
INFO SOURCE: HIMAWARI-8, CVGHM
AVIATION COLOUR CODE: RED
ERUPTION DETAILS: POSSIBLE HIGH-LEVEL ERUPTION TO FL470 MOV
WNW
OBS VA DTG: 10/1905Z
OBS VA CLD: SFC/FL470 S0608 E10527 - S0615 E10451 - S0603 E10423 - S0527 E10417 - S0514 E10452 - S0535 E10518 - S0559 E10520 - S0602 E10528 MOV NW 20KT
E10520 - S0602 E10528 MOV NW 20KT
FCST VA CLD +6 HR: 11/0105Z SFC/FL470 S0610 E10528 - S0609 E10304 - S0447 E10304 - S0435 E10437 - S0601 E10530
E10304 - S0447 E10304 - S0435 E10437 - S0601 E10530
FCST VA CLD +12 HR: 11/0705Z SFC/FL470 S0611 E10526 - S0607 E10231 - S0443 E10230 - S0407 E10356 - S0602 E10532
E10231 - S0443 E10230 - S0407 E10356 - S0602 E10532
FCST VA CLD +18 HR: 11/1305Z SFC/FL470 S0611 E10525 - S0608 E10230 - S0443 E10229 - S0407 E10358 - S0603 E10532
E10230 - S0443 E10229 - S0407 E10358 - S0603 E10532
RMK: ONGOING EMISSION CLEARLY VISIBLE ON SAT IMAGERY LINKED
TO SUMMIT WITH INTENSE HOTSPOT. LOW CONFIDENCE IN VA HEIGHT,
AS HIGH-LEVEL CLOUD MASS MAY BE A THUNDERSTORM TRIGGERED BY
ERUPTION TO LOWER LEVEL. HEIGHT AND FCST BASED ON HIMAWARI-8
IMAGERY.
NXT ADVISORY: NO LATER THAN 20200410/2005Z
Volcanic Ash Advisory issued on 2020-04-10 at 18:45 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Possible high-level eruption to flight level 470 (14100m) move wnw.
  • Possible high-level eruption to flight level 470 (14100m) move wnw, awaiting confirmation from ground observer. A more detailed advisory to follow as soon as possible.

Original Message :

Received FVAU02 at 18:41 UTC, 10/04/20 from ADRM
VA ADVISORY
DTG: 20200410/1845Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/16
INFO SOURCE: HIMAWARI-8, CVGHM
AVIATION COLOUR CODE: RED
ERUPTION DETAILS: POSSIBLE HIGH-LEVEL ERUPTION TO FL470 MOV
WNW
OBS VA DTG: 10/1845Z
OBS VA CLD: SFC/FL470 S0609 E10527 - S0614 E10500 - S0607 E10433 - S0536 E10426 - S0522 E10442 - S0528 E10513 - S0545 E10522 - S0557 E10520 - S0603 E10528 MOV W 20KT
E10522 - S0557 E10520 - S0603 E10528 MOV W 20KT
FCST VA CLD +6 HR: 11/0045Z NOT AVBL
FCST VA CLD +12 HR: 11/0645Z NOT AVBL
FCST VA CLD +18 HR: 11/1245Z NOT AVBL
RMK: POSSIBLE HIGH-LEVEL ERUPTION TO FL470 MOV WNW, AWAITING
CONFIRMATION FROM GROUND OBSERVER. A MORE DETAILED ADVISORY
TO FOLLOW AS SOON AS POSSIBLE.
NXT ADVISORY: NO LATER THAN 20200410/1905Z
Volcanic Ash Advisory issued on 2020-04-10 at 16:35 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Discrete eruption reported to flight level 30 (900m) move north at 10 1535 UTC.
  • Cvghm reported eruption to 500m above summit. Volcanic ash unidentifiable on satellite imagery due to meteorological cloud. Volcanic ash height and winds based on 10 1535 UTC ground report, jakarta 10 1200 UTC sounding and model guidance. Advisory will be reissued if new information is received.

Original Message :

Received FVAU02 at 16:32 UTC, 10/04/20 from ADRM
VA ADVISORY
DTG: 20200410/1635Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/15
INFO SOURCE: HIMAWARI-8, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: DISCRETE ERUPTION REPORTED TO FL030 MOV N
AT 10/1535Z
OBS VA DTG: 10/1635Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL030 210/10KT
FCST VA CLD +6 HR: 10/2235Z NOT AVBL
FCST VA CLD +12 HR: 11/0435Z NOT AVBL
FCST VA CLD +18 HR: 11/1035Z NOT AVBL
RMK: CVGHM REPORTED ERUPTION TO 500M ABOVE SUMMIT. VA
UNIDENTIFIABLE ON SAT IMAGERY DUE TO MET CLOUD. VA HEIGHT
AND WINDS BASED ON 10/1535Z GROUND REPORT, JAKARTA 10/1200Z
SOUNDING AND MODEL GUIDANCE. ADVISORY WILL BE REISSUED IF
NEW INFORMATION IS RECEIVED.
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2020-04-10 at 15:45 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Discrete eruption reported to flight level 20 (600m) move south at 10 1511 UTC.
  • Cvghm reported eruption to 200m above summit. Volcanic ash unidentifiable on satellite imagery due to meteorological cloud. Volcanic ash height and winds based on 10 1511 UTC vona. Advisory will be reissued if new information is received.

Original Message :

Received FVAU02 at 15:40 UTC, 10/04/20 from ADRM
VA ADVISORY
DTG: 20200410/1545Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/14
INFO SOURCE: HIMAWARI-8, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: DISCRETE ERUPTION REPORTED TO FL020 MOV S
AT 10/1511Z
OBS VA DTG: 10/1545Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL020 360/05KT
FCST VA CLD +6 HR: 10/2145Z NOT AVBL
FCST VA CLD +12 HR: 11/0345Z NOT AVBL
FCST VA CLD +18 HR: 11/0945Z NOT AVBL
RMK: CVGHM REPORTED ERUPTION TO 200M ABOVE SUMMIT. VA
UNIDENTIFIABLE ON SATELLITE IMAGERY DUE TO MET CLOUD. VA
HEIGHT AND WINDS BASED ON 10/1511Z VONA. ADVISORY WILL BE
REISSUED IF NEW INFORMATION IS RECEIVED.
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2020-02-11 at 03:35 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Eruption observation by ground observer.
  • Vona received 11 0306 UTC reporting eruption to height, summit obscured by meteorological cloud. Volcanic ash unidentifiable on satellite imagery due to meteorological cloud. Advisory will be updated if new information is received.

Original Message :

Received FVAU03 at 03:30 UTC, 11/02/20 from ADRM
VA ADVISORY
DTG: 20200211/0335Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/13
INFO SOURCE: VONA
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: ERUPTION OBS BY GROUND OBSERVER
OBS VA DTG: 11/0335Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA
FCST VA CLD +6 HR: 11/0935Z NOT AVBL
FCST VA CLD +12 HR: 11/1535Z NOT AVBL
FCST VA CLD +18 HR: 11/2135Z NOT AVBL
RMK: VONA RECEIVED 11/0306Z REPORTING ERUPTION TO UNKNOWN
HEIGHT, SUMMIT OBSCURED BY MET CLOUD. VA UNIDENTIFIABLE ON
SATELLITE IMAGERY DUE TO MET CLOUD. ADVISORY WILL BE UPDATED
IF NEW INFORMATION IS RECEIVED.
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2020-02-10 at 12:10 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash reported to flight level 40 (1200m) move e at 10 1143 UTC.
  • Volcanic ash unidentifiable on satellite imagery in relatively clear conditions, likely due to small eruption short-lived eruption apparent on seismogram data. Height & winds based on vona and model guidance. Advisory will be reissued if new information is received.

Original Message :

Received FVAU03 at 12:06 UTC, 10/02/20 from ADRM
VA ADVISORY
DTG: 20200210/1210Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/12
INFO SOURCE: HIMAWARI-8, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA REPORTED TO FL040 MOV E AT 10/1143Z
OBS VA DTG: 10/1210Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL040 270/10KT
FCST VA CLD +6 HR: 10/1810Z NOT AVBL
FCST VA CLD +12 HR: 11/0010Z NOT AVBL
FCST VA CLD +18 HR: 11/0610Z NOT AVBL
RMK: VA UNIDENTIFIABLE ON SATELLITE IMAGERY IN RELATIVELY
CLEAR CONDITIONS, LIKELY DUE TO SMALL ERUPTION SIZE.
SHORT-LIVED ERUPTION APPARENT ON SEISMOGRAM DATA. HEIGHT &
WINDS BASED ON VONA AND MODEL GUIDANCE. ADVISORY WILL BE
REISSUED IF NEW INFO IS RECEIVED.
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2020-02-08 at 11:36 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Eruption reported by ground observer.
  • Vona received 08 1111 UTC reporting eruption based on seismogram data to height, sumimit obscured by meteorological cloud. Advisory will be updated if new information is.

Original Message :

Received FVAU03 at 11:36 UTC, 08/02/20 from ADRM
VA ADVISORY
DTG: 20200208/1136Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/11
INFO SOURCE: CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: ERUPTION REPORTED BY GROUND OBSERVER
OBS VA DTG: 08/1136Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA
FCST VA CLD +6 HR: 08/1736Z NOT AVBL
FCST VA CLD +12 HR: 08/2336Z NOT AVBL
FCST VA CLD +18 HR: 09/0536Z NOT AVBL
RMK: VONA RECEIVED 08/1111Z REPORTING ERUPTION BASED ON
SEISMOGRAM DATA TO UNKNOWN HEIGHT, SUMIMIT OBSCURED BY MET
CLOUD. ADVISORY WILL BE UPDATED IF NEW INFORMATION IS
Volcanic Ash Advisory issued on 2020-02-07 at 07:20 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Eruption reported by ground observer.
  • Vona received 07 0657 UTC reporting eruption based on seismogram data to height, summit obscured by meteorological cloud. Advisory will be updated if new information is.

Original Message :

Received FVAU03 at 07:24 UTC, 07/02/20 from ADRM
VA ADVISORY
DTG: 20200207/0720Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/10
INFO SOURCE: HIMAWARI-8, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: ERUPTION REPORTED BY GROUND OBSERVER
OBS VA DTG: 07/0720Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA
FCST VA CLD +6 HR: 07/1320Z NOT AVBL
FCST VA CLD +12 HR: 07/1920Z NOT AVBL
FCST VA CLD +18 HR: 08/0120Z NOT AVBL
RMK: VONA RECEIVED 07/0657Z REPORTING ERUPTION BASED ON
SEISMOGRAM DATA TO UNKNOWN HEIGHT, SUMMIT OBSCURED BY MET
CLOUD. ADVISORY WILL BE UPDATED IF NEW INFORMATION IS
Volcanic Ash Advisory issued on 2020-02-06 at 02:29 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Eruption recorded by seismogram.
  • Vona received 06 0213 UTC reporting eruption to height, summit obscured by meteorological cloud. Volcanic ash unidentifiable on satellite imagery due to meteorological cloud. Advisory will be updated if new information is received.

Original Message :

Received FVAU01 at 02:30 UTC, 06/02/20 from ADRM
VA ADVISORY
DTG: 20200206/0229Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/9
INFO SOURCE: VONA
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: ERUPTION RECORDED BY SEISMOGRAM
OBS VA DTG: 06/0229Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA
FCST VA CLD +6 HR: 06/0829Z NO VA EXP
FCST VA CLD +12 HR: 06/1429Z NO VA EXP
FCST VA CLD +18 HR: 06/2029Z NO VA EXP
RMK: VONA RECEIVED 06/0213Z REPORTING ERUPTION TO UNKNOWN
HEIGHT, SUMMIT OBSCURED BY MET CLOUD. VA UNIDENTIFIABLE ON
SATELLITE IMAGERY DUE TO MET CLOUD. ADVISORY WILL BE UPDATED
IF NEW INFORMATION IS RECEIVED.
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2020-01-15 at 10:20 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Discrete eruption at 15 0318 UTC to flight level 10 (300m) move e.
  • Current satellite imagery indicates that ash from krakatau has now dissipated. No further reports of new or ongoing eruption. Advisory terminated.

Original Message :

Received FVAU03 at 10:13 UTC, 15/01/20 from ADRM
VA ADVISORY
DTG: 20200115/1020Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/8
INFO SOURCE: CVGHM, HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: DISCRETE ERUPTION AT 15/0318Z TO FL010 MOV
E
OBS VA DTG: 15/1020Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL010 300/05KT
FCST VA CLD +6 HR: 15/1620Z NO VA EXP
FCST VA CLD +12 HR: 15/2220Z NO VA EXP
FCST VA CLD +18 HR: 16/0420Z NO VA EXP
RMK: CURRENT SATELLITE IMAGERY INDICATES THAT ASH FROM
KRAKATAU HAS NOW DISSIPATED. NO FURTHER REPORTS OF NEW OR
ONGOING ERUPTION. ADVISORY TERMINATED.
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2020-01-15 at 05:35 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Refer to advisory issued by volcanic ash advisory center tokyo.

    • Aviation Colour Code :  


  • Discrete eruption to flight level 10 (300m) move e.
  • Cvghm repported eruption 150m above summit. Weak volcanic ash plume seen on satellite imagery moving e and dissipating quickly. Volcanic ash expected to dissipate next 1 hour.

Original Message :

Received FVAU01 at 07:54 UTC, 15/01/20 from ADRM
VA ADVISORY
DTG: 20200115/0750Z
VAAC: DARWIN
VOLCANO: TAAL 273070
PSN: N1400 E12100
AREA: PHILIPPINES
SUMMIT ELEV: 311M
ADVISORY NR: 2020/17
INFO SOURCE: VAAC TOKYO
AVIATION COLOUR CODE: NIL
ERUPTION DETAILS: REFER TO ADVISORY ISSUED BY VAAC TOKYO
OBS VA DTG: 15/0750Z
OBS VA CLD:
FCST VA CLD +6 HR: 15/1350Z
Received FVAU03 at 05:21 UTC, 15/01/20 from ADRM
VA ADVISORY
DTG: 20200115/0535Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/7
INFO SOURCE: CVGHM, HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: DISCRETE ERUPTION TO FL010 MOV E
OBS VA DTG: 15/0535Z
OBS VA CLD: SFC/FL010 S0607 E10525 - S0604 E10524 - S0600 E10549 - S0613 E10557 - S0621 E10545 MOV E 5KT
E10549 - S0613 E10557 - S0621 E10545 MOV E 5KT
FCST VA CLD +6 HR: 15/1135Z SFC/FL010 S0604 E10538 - S0600 E10548 - S0608 E10603 - S0625 E10555 - S0618 E10536
E10548 - S0608 E10603 - S0625 E10555 - S0618 E10536
FCST VA CLD +12 HR: 15/1735Z NO VA EXP
FCST VA CLD +18 HR: 15/2335Z NO VA EXP
RMK: CVGHM REPPORTED ERUPTION 150M ABV SUMMIT. WEAK VA PLUME
SEEN ON SATELLITE IMAGERY MOVING E AND DISSIPATING QUICKLY.
VA EXPECTED TO DISSIPATE WITHIN NEXT 1 HOUR.
NXT ADVISORY: NO LATER THAN 20200115/1135Z
Volcanic Ash Advisory issued on 2020-01-07 at 02:30 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash reported to flight level 20 (600m) at 07 0213 UTC.
  • Cvghm reported eruption to 200m above summit. Volcanic ash unidentifiable on satellite imagery due to meteorological cloud. Height and winds based on ground report and model guidance. Advisory will be re-issued if new information is recieved.

Original Message :

Received FVAU02 at 02:29 UTC, 07/01/20 from ADRM
VA ADVISORY
DTG: 20200107/0230Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/6
INFO SOURCE: HIMAWARI-8, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA REPORTED TO FL020 AT 07/0213Z
EST VA DTG: 07/0230Z
EST VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL020 270/10KT
FCST VA CLD +6 HR: 07/0830Z NOT AVBL
FCST VA CLD +12 HR: 07/1430Z NOT AVBL
FCST VA CLD +18 HR: 07/2030Z NOT AVBL
RMK: CVGHM REPORTED ERUPTION TO 200M ABOVE SUMMIT. VA
UNIDENTIFIABLE ON SATELLITE IMAGERY DUE TO MET CLOUD. HEIGHT
AND WINDS BASED ON GROUND REPORT AND MODEL GUIDANCE.
ADVISORY WILL BE RE-ISSUED IF NEW INFORMATION IS RECIEVED.
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2020-01-02 at 03:34 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Continuous volcanic ash to flight level 80 (2400m).
  • Volcanic ash can no longer be identified on satellite imagery, no other information sources indicate the presence of ash. Advisory terminated.

Original Message :

Received FVAU02 at 03:35 UTC, 02/01/20 from ADRM
VA ADVISORY
DTG: 20200102/0334Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/5
INFO SOURCE: HIMAWARI-8, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: CONTINUOUS VA TO FL080
OBS VA DTG: 02/0330Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL080 300/10KT
FCST VA CLD +6 HR: 02/0930Z NO VA EXP
FCST VA CLD +12 HR: 02/1530Z NO VA EXP
FCST VA CLD +18 HR: 02/2130Z NO VA EXP
RMK: VA CAN NO LONGER BE IDENTIFIED ON SAT IMAGERY, NO OTHER
INFORMATION SOURCES INDICATE THE PRESENCE OF ASH. ADVISORY
TERMINATED.
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2020-01-01 at 21:30 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Continuous volcanic ash to 080, last observation before a break in coverage at a manual station reported 01 0352 UTC move se.
  • Volcanic ash not identifiable on latest satellite imagery due to extensive meteorological cloud in area. Cvghm last observation before a break in coverage at a manual station reported ongoing eruption at 01 0352 UTC moving southeast. Volcanic ash height and forecast based on himawari-8 imagery, jakarta 01 1200 UTC sounding, vona and model guidance.

Original Message :

Received FVAU02 at 21:31 UTC, 01/01/20 from ADRM
VA ADVISORY
DTG: 20200101/2130Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/4
INFO SOURCE: HIMAWARI-8, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: CONTINUOUS VA TO FL080, LAST REPORTED
01/0352Z MOV SE
EST VA DTG: 01/2130Z
EST VA CLD: SFC/FL080 S0607 E10523 - S0603 E10524 - S0601 E10535 - S0606 E10555 - S0630 E10546 MOV SE 5KT
E10535 - S0606 E10555 - S0630 E10546 MOV SE 5KT
FCST VA CLD +6 HR: 02/0330Z SFC/FL080 S0607 E10523 - S0603 E10525 - S0608 E10557 - S0629 E10546
E10525 - S0608 E10557 - S0629 E10546
FCST VA CLD +12 HR: 02/0930Z SFC/FL080 S0607 E10523 - S0603 E10524 - S0602 E10557 - S0626 E10550
E10524 - S0602 E10557 - S0626 E10550
FCST VA CLD +18 HR: 02/1530Z SFC/FL080 S0607 E10523 - S0603 E10524 - S0602 E10557 - S0626 E10550
E10524 - S0602 E10557 - S0626 E10550
RMK: VA NOT IDENTIFIABLE ON LATEST SAT IMAGERY DUE TO
EXTENSIVE MET CLOUD IN AREA. CVGHM LAST REPORTED ONGOING
ERUPTION AT 01/0352Z MOVING SOUTHEAST. VA HEIGHT AND FCST
BASED ON HIMAWARI-8 IMAGERY, JAKARTA 01/1200Z SOUNDING, VONA
AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20200102/0330Z
Volcanic Ash Advisory issued on 2020-01-01 at 15:30 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Continuous volcanic ash to 080, last observation before a break in coverage at a manual station reported 01 0352 UTC move se.
  • Volcanic ash not identifiable on latest satellite imagery due to extensive meteorological cloud in area. Cvghm last observation before a break in coverage at a manual station reported ongoing eruption at 01 0352 UTC moving southeast. Volcanic ash height and forecast based on himawari-8 imagery, jakarta 01 1200 UTC sounding, vona and model guidance.

Original Message :

Received FVAU02 at 15:30 UTC, 01/01/20 from ADRM
VA ADVISORY
DTG: 20200101/1530Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/3
INFO SOURCE: HIMAWARI-8, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: CONTINUOUS VA TO FL080, LAST REPORTED
01/0352Z MOV SE
EST VA DTG: 01/1530Z
EST VA CLD: SFC/FL080 S0607 E10523 - S0603 E10524 - S0602 E10553 - S0623 E10550 - S0616 E10531 MOV SE 5KT
E10553 - S0623 E10550 - S0616 E10531 MOV SE 5KT
FCST VA CLD +6 HR: 01/2130Z SFC/FL080 S0607 E10523 - S0603 E10524 - S0604 E10553 - S0624 E10550 - S0618 E10531
E10524 - S0604 E10553 - S0624 E10550 - S0618 E10531
FCST VA CLD +12 HR: 02/0330Z SFC/FL080 S0607 E10523 - S0603 E10524 - S0607 E10552 - S0627 E10550 - S0620 E10531
E10524 - S0607 E10552 - S0627 E10550 - S0620 E10531
FCST VA CLD +18 HR: 02/0930Z SFC/FL080 S0607 E10523 - S0603 E10524 - S0607 E10552 - S0627 E10550 - S0620 E10531
E10524 - S0607 E10552 - S0627 E10550 - S0620 E10531
RMK: VA NOT IDENTIFIABLE ON LATEST SAT IMAGERY DUE TO
EXTENSIVE MET CLOUD IN AREA. CVGHM LAST REPORTED ONGOING
ERUPTION AT 01/0352Z MOVING SOUTHEAST. VA HEIGHT AND FCST
BASED ON HIMAWARI-8 IMAGERY, JAKARTA 01/1200Z SOUNDING, VONA
AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20200101/2130Z
Volcanic Ash Advisory issued on 2020-01-01 at 09:30 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Continuous volcanic ash to 080, last observation before a break in coverage at a manual station reported 31 0651 UTC move e.
  • Volcanic ash not identifiable on latest satellite imagery due to extensive meteorological cloud in area. Cvghm last observation before a break in coverage at a manual station reported ongoing eruption at 31 0651 UTC moving east. Volcanic ash height and forecast based on himawari-8 imagery, jakarta 31 1200 UTC sounding, vona and model guidance.

Original Message :

Received FVAU02 at 09:29 UTC, 01/01/20 from ADRM
VA ADVISORY
DTG: 20200101/0930Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/2
INFO SOURCE: HIMAWARI-8, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: CONTINUOUS VA TO FL080, LAST REPORTED
31/0651Z MOV E
EST VA DTG: 01/0930Z
EST VA CLD: SFC/FL080 S0607 E10523 - S0603 E10524 - S0558 E10554 - S0624 E10550 - S0618 E10535 MOV E 5KT
E10554 - S0624 E10550 - S0618 E10535 MOV E 5KT
FCST VA CLD +6 HR: 01/1530Z SFC/FL080 S0607 E10523 - S0603 E10524 - S0602 E10553 - S0625 E10550 - S0616 E10531
E10524 - S0602 E10553 - S0625 E10550 - S0616 E10531
FCST VA CLD +12 HR: 01/2130Z SFC/FL080 S0607 E10523 - S0603 E10524 - S0605 E10553 - S0627 E10550 - S0620 E10531
E10524 - S0605 E10553 - S0627 E10550 - S0620 E10531
FCST VA CLD +18 HR: 02/0330Z SFC/FL080 S0607 E10523 - S0603 E10524 - S0605 E10553 - S0627 E10550 - S0620 E10531
E10524 - S0605 E10553 - S0627 E10550 - S0620 E10531
RMK: VA NOT IDENTIFIABLE ON LATEST SAT IMAGERY DUE TO
EXTENSIVE MET CLOUD IN AREA. CVGHM LAST REPORTED ONGOING
ERUPTION AT 31/0651Z MOVING EAST. VA HEIGHT AND FCST BASED
ON HIMAWARI-8 IMAGERY, JAKARTA 31/1200Z SOUNDING, VONA AND
MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20200101/1530Z
Volcanic Ash Advisory issued on 2020-01-01 at 03:30 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Continuous volcanic ash to 080, last observation before a break in coverage at a manual station reported 31 0651 UTC move e.
  • Volcanic ash not identifiable on latest satellite imagery due to extensive meteorological cloud in area. Cvghm last observation before a break in coverage at a manual station reported ongoing eruption at 31 0651 UTC moving east. Height and forecast based on himawari-8 imagery, jakarta 31 1200 UTC sounding, 31 0651 UTC vona and model guidance.

Original Message :

Received FVAU02 at 03:24 UTC, 01/01/20 from ADRM
VA ADVISORY
DTG: 20200101/0330Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2020/1
INFO SOURCE: HIMAWARI-8, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: CONTINUOUS VA TO FL080, LAST REPORTED
31/0651Z MOV E
EST VA DTG: 01/0330Z
EST VA CLD: SFC/FL080 S0607 E10523 - S0603 E10524 - S0554 E10551 - S0621 E10551 - S0616 E10532 MOV E 5KT
E10551 - S0621 E10551 - S0616 E10532 MOV E 5KT
FCST VA CLD +6 HR: 01/0930Z SFC/FL080 S0607 E10523 - S0603 E10524 - S0554 E10553 - S0620 E10551 - S0618 E10535
E10524 - S0554 E10553 - S0620 E10551 - S0618 E10535
FCST VA CLD +12 HR: 01/1530Z SFC/FL080 S0607 E10523 - S0603 E10524 - S0600 E10553 - S0621 E10551 - S0616 E10531
E10524 - S0600 E10553 - S0621 E10551 - S0616 E10531
FCST VA CLD +18 HR: 01/2130Z SFC/FL080 S0607 E10523 - S0603 E10524 - S0605 E10553 - S0627 E10549 - S0620 E10531
E10524 - S0605 E10553 - S0627 E10549 - S0620 E10531
RMK: VA NOT IDENTIFIABLE ON LATEST SAT IMAGERY DUE TO
EXTENSIVE MET CLOUD IN AREA. CVGHM LAST REPORTED ONGOING
ERUPTION AT 31/0651Z MOVING EAST. HEIGHT AND FCST BASED ON
HIMAWARI-8 IMAGERY, JAKARTA 31/1200Z SOUNDING, 31/0651Z VONA
AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20200101/0930Z
Volcanic Ash Advisory issued on 2019-12-31 at 21:30 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Continuous volcanic ash to 080, last observation before a break in coverage at a manual station reported 31 0651 UTC move e.
  • Volcanic ash not identifiable on latest satellite imagery due to extensive meteorological cloud in area, however cvghm have reported ongoing eruption at 31 0651 UTC moving east. Height and forecast based on himawari-8 imagery, jakarta 31 1200 UTC sounding, 31 0651 UTC vona and model guidance.

Original Message :

Received FVAU02 at 21:26 UTC, 31/12/19 from ADRM
VA ADVISORY
DTG: 20191231/2130Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/109
INFO SOURCE: HIMAWARI-8, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: CONTINUOUS VA TO FL080, LAST REPORTED
31/0651Z MOV E
EST VA DTG: 31/2130Z
EST VA CLD: SFC/FL080 S0607 E10523 - S0603 E10524 - S0554 E10553 - S0624 E10550 - S0619 E10531 MOV E 5KT
E10553 - S0624 E10550 - S0619 E10531 MOV E 5KT
FCST VA CLD +6 HR: 01/0330Z SFC/FL080 S0607 E10523 - S0603 E10524 - S0554 E10551 - S0621 E10551 - S0618 E10530
E10524 - S0554 E10551 - S0621 E10551 - S0618 E10530
FCST VA CLD +12 HR: 01/0930Z SFC/FL080 S0607 E10523 - S0603 E10524 - S0554 E10553 - S0620 E10551 - S0618 E10535
E10524 - S0554 E10553 - S0620 E10551 - S0618 E10535
FCST VA CLD +18 HR: 01/1530Z SFC/FL080 S0607 E10523 - S0603 E10524 - S0600 E10553 - S0621 E10551 - S0616 E10531
E10524 - S0600 E10553 - S0621 E10551 - S0616 E10531
RMK: VA NOT IDENTIFIABLE ON LATEST SAT IMAGERY DUE TO
EXTENSIVE MET CLOUD IN AREA, HOWEVER CVGHM HAVE REPORTED
ONGOING ERUPTION AT 31/0651Z MOVING EAST. HEIGHT AND FCST
BASED ON HIMAWARI-8 IMAGERY, JAKARTA 31/1200Z SOUNDING,
31/0651Z VONA AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20200101/0330Z
Volcanic Ash Advisory issued on 2019-12-31 at 15:30 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Continuous volcanic ash to 080, last observation before a break in coverage at a manual station observation at 30 1100 UTC move south.
  • Volcanic ash not identifiable on latest satellite imagery due to extensive meteorological cloud in area, however cvghm have reported ongoing eruption at 31 0651 UTC moving east. Height and forecast based on himawari-8 imagery, jakarta 31 1200 UTC sounding, 31 0651 UTC vona and model guidance.

Original Message :

Received FVAU02 at 15:26 UTC, 31/12/19 from ADRM
VA ADVISORY
DTG: 20191231/1530Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/108
INFO SOURCE: HIMAWARI-8, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: CONTINUOUS VA TO FL080, LAST OBS AT
30/1100Z MOV S
EST VA DTG: 31/1530Z
EST VA CLD: SFC/FL080 S0604 E10521 - S0601 E10526 - S0607 E10549 - S0627 E10548 - S0627 E10522 MOV SE 5KT
E10549 - S0627 E10548 - S0627 E10522 MOV SE 5KT
FCST VA CLD +6 HR: 31/2130Z SFC/FL080 S0606 E10521 - S0602 E10524 - S0600 E10551 - S0625 E10550 - S0624 E10526
E10524 - S0600 E10551 - S0625 E10550 - S0624 E10526
FCST VA CLD +12 HR: 01/0330Z SFC/FL080 S0605 E10521 - S0601 E10525 - S0601 E10552 - S0625 E10550 - S0623 E10526
E10525 - S0601 E10552 - S0625 E10550 - S0623 E10526
FCST VA CLD +18 HR: 01/0930Z SFC/FL080 S0607 E10521 - S0602 E10524 - S0601 E10551 - S0623 E10550 - S0621 E10526
E10524 - S0601 E10551 - S0623 E10550 - S0621 E10526
RMK: VA NOT IDENTIFIABLE ON LATEST SAT IMAGERY DUE TO
EXTENSIVE MET CLOUD IN AREA, HOWEVER CVGHM HAVE REPORTED
ONGOING ERUPTION AT 31/0651Z MOVING EAST. HEIGHT AND FCST
BASED ON HIMAWARI-8 IMAGERY, JAKARTA 31/1200Z SOUNDING,
31/0651Z VONA AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20191231/2130Z
Volcanic Ash Advisory issued on 2019-12-31 at 09:30 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Continuous volcanic ash to 080, last observation before a break in coverage at a manual station observation at 30 1100 UTC move south.
  • Volcanic ash not identifiable on latest satellite imagery due to extensive meteorological cloud in area, however ground report at 31 0651 UTC confirms ongoing eruption. Height and forecast based on himawari-8 imagery, jakarta 31 0000 UTC sounding, 31 0651 UTC vona and model guidance.

Original Message :

Received FVAU02 at 09:27 UTC, 31/12/19 from ADRM
VA ADVISORY
DTG: 20191231/0930Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/107
INFO SOURCE: HIMAWARI-8, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: CONTINUOUS VA TO FL080, LAST OBS AT
30/1100Z MOV S
EST VA DTG: 31/0930Z
EST VA CLD: SFC/FL080 S0604 E10520 - S0601 E10525 - S0607 E10549 - S0627 E10548 - S0627 E10522 MOV SE 5KT
E10549 - S0627 E10548 - S0627 E10522 MOV SE 5KT
FCST VA CLD +6 HR: 31/1530Z SFC/FL080 S0604 E10521 - S0601 E10526 - S0607 E10549 - S0627 E10548 - S0627 E10522
E10526 - S0607 E10549 - S0627 E10548 - S0627 E10522
FCST VA CLD +12 HR: 31/2130Z SFC/FL080 S0606 E10521 - S0602 E10524 - S0600 E10551 - S0625 E10550 - S0624 E10526
E10524 - S0600 E10551 - S0625 E10550 - S0624 E10526
FCST VA CLD +18 HR: 01/0330Z SFC/FL080 S0605 E10521 - S0601 E10525 - S0601 E10552 - S0625 E10550 - S0623 E10526
E10525 - S0601 E10552 - S0625 E10550 - S0623 E10526
RMK: VA NOT IDENTIFIABLE ON LATEST SAT IMAGERY DUE TO
EXTENSIVE MET CLOUD IN AREA, HOWEVER GROUND REPORT AT
31/0651Z CONFIRMS ONGOING ERUPTION. HEIGHT AND FORECAST
BASED ON HIMAWARI-8 IMAGERY, JAKARTA 31/0000Z SOUNDING,
31/0651Z VONA AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20191231/1530Z
Volcanic Ash Advisory issued on 2019-12-31 at 03:30 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Continuous volcanic ash emission to flight level 80 (2400m).
  • Volcanic ash unable to be identified on latest imagery although hotspot remains and emissions expected to be continuing. Height and forecast based on himawari-8 imagery, jakarta 30 1200 UTC sounding and model guidance.

Original Message :

Received FVAU02 at 03:31 UTC, 31/12/19 from ADRM
VA ADVISORY
DTG: 20191231/0330Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/106
INFO SOURCE: HIMAWARI-8, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: CONTINUOUS VA EMISSION TO FL080
EST VA DTG: 31/0330Z
EST VA CLD: SFC/FL080 S0603 E10526 - S0612 E10539 - S0637 E10538 - S0637 E10512 - S0615 E10514 - S0603 E10523 MOV S 5KT
5KT
FCST VA CLD +6 HR: 31/0930Z SFC/FL080 S0603 E10527 - S0612 E10541 - S0635 E10538 - S0637 E10518 - S0620 E10517 - S0603 E10522
E10522
FCST VA CLD +12 HR: 31/1530Z SFC/FL080 S0603 E10523 - S0603 E10527 - S0610 E10541 - S0635 E10543 - S0636 E10518 - S0617 E10516
E10516
FCST VA CLD +18 HR: 31/2130Z SFC/FL080 S0603 E10527 - S0610 E10541 - S0635 E10543 - S0636 E10518 - S0617 E10516 - S0603 E10522
E10522
RMK: VA UNABLE TO BE IDENTIFIED ON LATEST IMAGERY ALTHOUGH
HOTSPOT REMAINS AND EMISSIONS EXPECTED TO BE CONTINUING.
HEIGHT AND FORECAST BASED ON HIMAWARI-8 IMAGERY, JAKARTA
30/1200Z SOUNDING AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20191231/0930Z
Volcanic Ash Advisory issued on 2019-12-30 at 21:30 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Continuous volcanic ash emission to flight level 80 (2400m).
  • Volcanic ash unable to be identified on latest imagery although hotspot remains and emissions expected to be continuing. Height and forecast based on himawari-8 imagery, jakarta 30 1200 UTC sounding and model guidance.

Original Message :

Received FVAU02 at 21:27 UTC, 30/12/19 from ADRM
VA ADVISORY
DTG: 20191230/2130Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/105
INFO SOURCE: HIMAWARI-8, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: CONTINUOUS VA EMISSION TO FL080
EST VA DTG: 30/2130Z
EST VA CLD: SFC/FL080 S0603 E10527 - S0614 E10545 - S0656 E10544 - S0654 E10509 - S0604 E10521 MOV S 5KT
E10544 - S0654 E10509 - S0604 E10521 MOV S 5KT
FCST VA CLD +6 HR: 31/0330Z SFC/FL080 S0605 E10523 - S0603 E10526 - S0630 E10606 - S0655 E10551 - S0658 E10524
E10526 - S0630 E10606 - S0655 E10551 - S0658 E10524
FCST VA CLD +12 HR: 31/0930Z SFC/FL080 S0605 E10523 - S0603 E10527 - S0630 E10611 - S0655 E10557 - S0657 E10530
E10527 - S0630 E10611 - S0655 E10557 - S0657 E10530
FCST VA CLD +18 HR: 31/1530Z SFC/FL080 S0605 E10523 - S0603 E10527 - S0630 E10611 - S0655 E10557 - S0657 E10530
E10527 - S0630 E10611 - S0655 E10557 - S0657 E10530
RMK: VA UNABLE TO BE IDENTIFIED ON LATEST IMAGERY ALTHOUGH
HOTSPOT REMAINS AND EMISSIONS EXPECTED TO BE CONTINUING.
HEIGHT AND FORECAST BASED ON HIMAWARI-8 IMAGERY, JAKARTA
30/1200Z SOUNDING AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20191231/0330Z
Volcanic Ash Advisory issued on 2019-12-30 at 15:30 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Continuous volcanic ash emission to flight level 80 (2400m).
  • Height lowered to flight level 80 (2400m) volcanic ash unable to be identified on latest imagery although hotspot remains and emissions expected to be continuing. Height and forecast based on himawari-8 imagery, jakarta 30 0000 UTC sounding, and model guidance.

Original Message :

Received FVAU02 at 15:30 UTC, 30/12/19 from ADRM
VA ADVISORY
DTG: 20191230/1530Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/104
INFO SOURCE: HIMAWARI-8, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: CONTINUOUS VA EMISSION TO FL080
EST VA DTG: 30/1530Z
EST VA CLD: SFC/FL080 S0605 E10527 - S0659 E10522 - S0645 E10443 - S0616 E10459 - S0604 E10524 MOV S 5KT
E10443 - S0616 E10459 - S0604 E10524 MOV S 5KT
FCST VA CLD +6 HR: 30/2130Z SFC/FL080 S0603 E10527 - S0614 E10545 - S0658 E10537 - S0653 E10501 - S0604 E10521
E10545 - S0658 E10537 - S0653 E10501 - S0604 E10521
FCST VA CLD +12 HR: 31/0330Z SFC/FL080 S0606 E10523 - S0603 E10526 - S0630 E10606 - S0658 E10551 - S0656 E10524
E10526 - S0630 E10606 - S0658 E10551 - S0656 E10524
FCST VA CLD +18 HR: 31/0930Z SFC/FL080 S0606 E10522 - S0603 E10528 - S0629 E10609 - S0655 E10556 - S0657 E10530
E10528 - S0629 E10609 - S0655 E10556 - S0657 E10530
RMK: HEIGHT LOWERED TO FL080. VA UNABLE TO BE IDENTIFIED ON
LATEST IMAGERY ALTHOUGH HOTSPOT REMAINS AND EMISSIONS
EXPECTED TO BE CONTINUING. HEIGHT AND FORECAST BASED ON
HIMAWARI-8 IMAGERY, JAKARTA 30/0000Z SOUNDING, AND MODEL
GUIDANCE.
NXT ADVISORY: NO LATER THAN 20191230/2130Z
Volcanic Ash Advisory issued on 2019-12-30 at 09:31 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Continuous volcanic ash up to flight level 100 (3000m) ext southwest.
  • Height of plume is variable depending on eruption strength, flight level 100 (3000m) is highest observed to far southwest. Height and forecast based on himawari-8 30 0910 UTC imagery, jakarta 30 0000 UTC sounding, and model guidance.

Original Message :

Received FVAU03 at 09:31 UTC, 30/12/19 from ADRM
VA ADVISORY
DTG: 20191230/0931Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/103
INFO SOURCE: HIMAWARI-8, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: CONTINUOUS VA UP TO FL100 EXT SW
OBS VA DTG: 30/0930Z
OBS VA CLD: SFC/FL100 S0605 E10529 - S0625 E10525 - S0730 E10428 - S0702 E10336 - S0615 E10359 - S0601 E10524 MOV SW 10KT
10KT
FCST VA CLD +6 HR: 30/1530Z SFC/FL100 S0604 E10524 - S0605 E10527 - S0740 E10519 - S0705 E10354 - S0620 E10436
E10527 - S0740 E10519 - S0705 E10354 - S0620 E10436
FCST VA CLD +12 HR: 30/2130Z SFC/FL100 S0603 E10515 - S0554 E10530 - S0600 E10600 - S0636 E10558 - S0653 E10528
E10530 - S0600 E10600 - S0636 E10558 - S0653 E10528
FCST VA CLD +18 HR: 31/0330Z SFC/FL100 S0603 E10526 - S0607 E10614 - S0645 E10602 - S0651 E10530 - S0609 E10523
E10614 - S0645 E10602 - S0651 E10530 - S0609 E10523
RMK: HEIGHT OF PLUME IS VARIABLE DEPENDING ON ERUPTION
STRENGTH, FL100 IS HIGHEST OBSERVED TO FAR SW. HEIGHT AND
FORECAST BASED ON HIMAWARI-8 30/0910Z IMAGERY, JAKARTA
30/0000Z SOUNDING, AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20191230/1530Z
Volcanic Ash Advisory issued on 2019-12-30 at 03:30 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Continuous volcanic ash to flight level 100 (3000m) ext southwest.
  • Continuous volcanic ash identifiable on latest satellite imagery ext southwest from summit. Height and forecast based on himawari-8 30 0310 UTC imagery, jakarta 30 0000 UTC sounding, 30 0137 UTC vona and model guidance.

Original Message :

Received FVAU03 at 03:27 UTC, 30/12/19 from ADRM
VA ADVISORY
DTG: 20191230/0330Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/102
INFO SOURCE: HIMAWARI-8, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: CONTINUOUS VA TO FL100 EXT SW
OBS VA DTG: 30/0330Z
OBS VA CLD: SFC/FL100 S0602 E10525 - S0605 E10529 - S0641 E10508 - S0627 E10448 MOV SW 5KT
E10508 - S0627 E10448 MOV SW 5KT
FCST VA CLD +6 HR: 30/0930Z SFC/FL100 S0602 E10525 - S0605 E10529 - S0721 E10450 - S0648 E10409
E10529 - S0721 E10450 - S0648 E10409
FCST VA CLD +12 HR: 30/1530Z SFC/FL100 S0602 E10525 - S0604 E10528 - S0655 E10523 - S0644 E10453
E10528 - S0655 E10523 - S0644 E10453
FCST VA CLD +18 HR: 30/2130Z SFC/FL100 S0603 E10515 - S0550 E10532 - S0605 E10542 - S0621 E10531 - S0622 E10517
E10532 - S0605 E10542 - S0621 E10531 - S0622 E10517
RMK: CONTINUOUS VA IDENTIFIABLE ON LATEST SATELLITE IMAGERY
EXT SW FROM SUMMIT. HEIGHT AND FORECAST BASED ON HIMAWARI-8
30/0310Z IMAGERY, JAKARTA 30/0000Z SOUNDING, 30/0137Z VONA
AND MODEL GUIDANCE
NXT ADVISORY: NO LATER THAN 20191230/0930Z
Volcanic Ash Advisory issued on 2019-12-30 at 01:05 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash eruption to flight level 80 (2400m) move southwest.
  • Volcanic ash to flight level 80 (2400m) discernible on satellite imagery ext southwest from summit. Low confidence in height due to meteorological cloud in area. Height and forecast based on himawari-8 30 0040 UTC imagery, ground report and model guidance.

Original Message :

Received FVAU03 at 01:03 UTC, 30/12/19 from ADRM
VA ADVISORY
DTG: 20191230/0105Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/101
INFO SOURCE: HIMAWARI-8, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA ERUPTION TO FL080 MOV SW
OBS VA DTG: 30/0105Z
OBS VA CLD: SFC/FL080 S0602 E10526 - S0605 E10529 - S0625 E10514 - S0617 E10505 MOV SW 10KT
E10514 - S0617 E10505 MOV SW 10KT
FCST VA CLD +6 HR: 30/0705Z SFC/FL080 S0605 E10529 - S0635 E10517 - S0625 E10501 - S0602 E10525
E10517 - S0625 E10501 - S0602 E10525
FCST VA CLD +12 HR: 30/1305Z SFC/FL080 S0606 E10529 - S0632 E10513 - S0619 E10457 - S0602 E10526
E10513 - S0619 E10457 - S0602 E10526
FCST VA CLD +18 HR: 30/1905Z SFC/FL080 S0603 E10528 - S0632 E10522 - S0627 E10503 - S0602 E10523 - S0602 E10527
E10522 - S0627 E10503 - S0602 E10523 - S0602 E10527
RMK: VA TO FL080 DISCERNIBLE ON SATELLITE IMAGERY EXT SW
FROM SUMMIT. LOW CONFIDENCE IN HEIGHT DUE TO MET CLOUD IN
AREA. HEIGHT AND FORECAST BASED ON HIMAWARI-8 30/0040Z
IMAGERY, GROUND REPORT AND MODEL GUIDANCE
NXT ADVISORY: NO LATER THAN 20191230/0705Z
Volcanic Ash Advisory issued on 2019-12-28 at 23:34 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Vona for eruption to flight level 10 (300m) move north at 28/2229z.
  • Vona for eruption to 200m move north at 28 2229 UTC based on webcam. Volcanic ash unidentifiable on satellite imagery due to meteorological cloud obscuration. A new advisory will be issued upon receipt of new information.

Original Message :

Received FVAU01 at 23:34 UTC, 28/12/19 from ADRM
VA ADVISORY
DTG: 20191228/2334Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/100
INFO SOURCE: VONA, HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VONA FOR ERUPTION TO FL010 MOV N AT
28/2229Z.
OBS VA DTG: 28/2334Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL010 030/05KT
FCST VA CLD +6 HR: 29/0534Z NOT AVBL
FCST VA CLD +12 HR: 29/1134Z NOT AVBL
FCST VA CLD +18 HR: 29/1734Z NOT AVBL
RMK: VONA FOR ERUPTION TO 200M MOV N AT 28/2229Z BASED ON
WEBCAM. VA UNIDENTIFIABLE ON SATELLITE IMAGERY DUE TO MET
CLOUD OBSCURATION. A NEW ADVISORY WILL BE ISSUED UPON
RECEIPT OF NEW INFORMATION.
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2019-11-07 at 01:19 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Vona for eruption to flight level 10 (300m) 07 0034 UTC move north.
  • Vona for eruption to 150m at 07/0034z. No volcanic ash observed on satellite imagery in near clear conditions. Volcanic ash expected to be localised to crater. A new adivosry will be issued upon receipt of new information.

Original Message :

Received FVAU03 at 01:20 UTC, 07/11/19 from ADRM
VA ADVISORY
DTG: 20191107/0119Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/99
INFO SOURCE: VONA, HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VONA FOR ERUPTION TO FL010 07/0034Z MOV N.
OBS VA DTG: 07/0119Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL010 190/10KT
FCST VA CLD +6 HR: 07/0719Z NO VA EXP
FCST VA CLD +12 HR: 07/1319Z NO VA EXP
FCST VA CLD +18 HR: 07/1919Z NO VA EXP
RMK: VONA FOR ERUPTION TO 150M AT 07/0034Z. NO VA OBSERVED
ON SAT IMAGERY IN NEAR CLEAR CONDITIONS. VA EXPECTED TO BE
LOCALISED TO CRATER. A NEW ADIVOSRY WILL BE ISSUED UPON
RECEIPT OF NEW INFORMATION.
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2019-11-06 at 07:00 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Vona state eruptiion to flight level 20 (600m) at 06:30 UTC.
  • Cvghm report eruption to 400m above summit. Volcanic ash obscured by meteorological cloud. Volcanic ash height and movement based on grnd report and model guidance.

Original Message :

Received FVAU03 at 07:00 UTC, 06/11/19 from ADRM
VA ADVISORY
DTG: 20191106/0700Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/98
INFO SOURCE: CVGHM, HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VONA STATE ERUPTIION TO FL020 AT 0630Z.
OBS VA DTG: 06/0700Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL020 195/05KT
FCST VA CLD +6 HR: 06/1300Z NOT AVBL
FCST VA CLD +12 HR: 06/1900Z NOT AVBL
FCST VA CLD +18 HR: 07/0100Z NOT AVBL
RMK: CVGHM REPORT ERUPTION TO 400M ABOVE SUMMIT. VA OBSCURED
BY MET CLOUD. VA HEIGHT AND MOVEMENT BASED ON GRND REPORT
AND MODEL GUIDANCE.
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2019-11-05 at 08:02 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Eruption observation by ground osberver.
  • Vona 05 0748 UTC received reporting eruption to flight level 20 (600m) volcanic ash unidentifiable on latest satellite imagery. Advsiory will be re-issued if new information is recieved.

Original Message :

Received FVAU03 at 08:03 UTC, 05/11/19 from ADRM
VA ADVISORY
DTG: 20191105/0802Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/97
INFO SOURCE: CVGHM, HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: ERUPTION OBS BY GROUND OSBERVER
OBS VA DTG: 05/0802Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL020 180/10KT
FCST VA CLD +6 HR: 05/1402Z NO VA EXP
FCST VA CLD +12 HR: 05/2002Z NO VA EXP
FCST VA CLD +18 HR: 06/0202Z NO VA EXP
RMK: VONA 05/0748Z RECEIVED REPORTING ERUPTION TO FL020. VA
UNIDENTIFIABLE ON LATEST SATELLITE IMAGERY. ADVSIORY WILL BE
RE-ISSUED IF NEW INFORMATION IS RECIEVED.
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2019-11-05 at 07:10 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash last observation before a break in coverage at a manual station observation to flight level 20 (600m) at 05 0430 UTC.
  • Current satellite imagery indicates that ash from volcano krakatau has now dissipated. No new reports of new or ongoing eruption. Advisory terminated.

Original Message :

Received FVAU03 at 07:10 UTC, 05/11/19 from ADRM
VA ADVISORY
DTG: 20191105/0710Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/96
INFO SOURCE: CVGHM, HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA LAST OBS TO FL020 AT 05/0430Z
OBS VA DTG: 05/0710Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL020 180/10KT
FCST VA CLD +6 HR: 05/1310Z NO VA EXP
FCST VA CLD +12 HR: 05/1910Z NO VA EXP
FCST VA CLD +18 HR: 06/0110Z NO VA EXP
RMK: CURRENT SATELLITE IMAGERY INDICATES THAT ASH FROM
VOLCANO KRAKATAU HAS NOW DISSIPATED. NO NEW REPORTS OF NEW
OR ONGOING ERUPTION. ADVISORY TERMINATED.
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2019-11-05 at 03:21 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 20 (600m) move north.
  • Volcanic ash to flight level 20 (600m) reported by ground observer and discernible on latest satellite imagery move north from summit. Volcanic ash expected to dissipate 6 height and forecast based on himawari-8 05 0300 UTC imagery, 05 0243 UTC vona and model guidance.

Original Message :

Received FVAU03 at 03:22 UTC, 05/11/19 from ADRM
VA ADVISORY
DTG: 20191105/0321Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/95
INFO SOURCE: CVGHM, HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL020 MOV N
OBS VA DTG: 05/0321Z
OBS VA CLD: SFC/FL020 S0610 E10524 - S0556 E10518 - S0554 E10528 - S0609 E10530 MOV N 15KT
E10528 - S0609 E10530 MOV N 15KT
FCST VA CLD +6 HR: 05/0921Z NO VA EXP
FCST VA CLD +12 HR: 05/1521Z NO VA EXP
FCST VA CLD +18 HR: 05/2121Z NO VA EXP
RMK: VA TO FL020 REPORTED BY GROUND OBSERVER AND DISCERNIBLE
ON LATEST SAT IMAGERY MOV N FROM SUMMIT. VA EXPECTED TO
DISSIPATE WITHIN 6 HOURS. HEIGHT AND FORECAST BASED ON
HIMAWARI-8 05/0300Z IMAGERY, 05/0243Z VONA AND MODEL
GUIDANCE.
NXT ADVISORY: NO LATER THAN 20191105/0921Z
Volcanic Ash Advisory issued on 2019-10-29 at 03:25 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Vona for eruption to flight level 20 (600m) move north at 29/0213z.
  • Vona for eruption to flight level 20 (600m) move north at 29/0213z. Volcanic ash unidentifiable on satellite imagery and expected to be localised to crater. A new advisory will be issued upon receipt of new information.

Original Message :

Received FVAU02 at 03:25 UTC, 29/10/19 from ADRM
VA ADVISORY
DTG: 20191029/0325Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/94
INFO SOURCE: VONA, HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VONA FOR ERUPTION TO FL020 MOV N AT
29/0213Z.
OBS VA DTG: 29/0325Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL020 170/15KT
FCST VA CLD +6 HR: 29/0925Z NO VA EXP
FCST VA CLD +12 HR: 29/1525Z NO VA EXP
FCST VA CLD +18 HR: 29/2125Z NO VA EXP
RMK: VONA FOR ERUPTION TO FL020 MOV N AT 29/0213Z. VA
UNIDENTIFIABLE ON SATELLITE IMAGERY AND EXPECTED TO BE
LOCALISED TO CRATER. A NEW ADVISORY WILL BE ISSUED UPON
RECEIPT OF NEW INFORMATION.
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2019-10-27 at 13:00 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Ground observer reported eruption based on seismogram data.
  • Vona received 27 1248 UTC reporting eruption to height at 27/1236z. Volcanic ash unidentifiable on satellite imagery due to meteorological cloud. Winds not able to be provided due to eruption height. Advisory will be updated if new information is received.

Original Message :

Received FVAU02 at 13:00 UTC, 27/10/19 from ADRM
VA ADVISORY
DTG: 20191027/1300Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/93
INFO SOURCE: HIMAWARI-8, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: GROUND OBSERVER REPORTED ERUPTION BASED ON
SEISMOGRAM DATA
OBS VA DTG: 27/1300Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA
FCST VA CLD +6 HR: 27/1900Z NOT AVBL
FCST VA CLD +12 HR: 28/0100Z NOT AVBL
FCST VA CLD +18 HR: 28/0700Z NOT AVBL
RMK: VONA RECEIVED 27/1248Z REPORTING ERUPTION TO UNKNOWN
HEIGHT AT 27/1236Z. VA UNIDENTIFIABLE ON SATELLITE IMAGERY
DUE TO MET CLOUD. WINDS NOT ABLE TO BE PROVIDED DUE TO
UNKNOWN ERUPTION HEIGHT. ADVISORY WILL BE UPDATED IF NEW
INFORMATION IS RECEIVED.
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2019-10-26 at 23:15 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Eruption observation by ground observer at 26 2243 UTC move north.
  • Vona received at 26 2258 UTC reporting eruption to 150m above summit. Volcanic ash unidentifiable on satellite imagery due to meteorological cloud. Height and winds based on ground report and model guidance. Advisory will be updated if new information is.

Original Message :

Received FVAU02 at 23:16 UTC, 26/10/19 from ADRM
VA ADVISORY
DTG: 20191026/2315Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/92
INFO SOURCE: HIMAWARI-8, CVGHM VONA
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: ERUPTION OBS BY GROUND OBSERVER AT
26/2243Z MOV N
OBS VA DTG: 26/2315Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL020 160/05KT
FCST VA CLD +6 HR: 27/0515Z NO VA EXP
FCST VA CLD +12 HR: 27/1115Z NO VA EXP
FCST VA CLD +18 HR: 27/1715Z NO VA EXP
RMK: VONA RECEIVED AT 26/2258Z REPORTING ERUPTION TO 150M
ABOVE SUMMIT. VA UNIDENTIFIABLE ON SATELLITE IMAGERY DUE TO
MET CLOUD. HEIGHT AND WINDS BASED ON GROUND REPORT AND MODEL
GUIDANCE. ADVISORY WILL BE UPDATED IF NEW INFORMATION IS
Volcanic Ash Advisory issued on 2019-10-26 at 18:30 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash reported to height at 26 1802 UTC.
  • Ground observer reports eruption to height at 26/1802z, based on seismic data. Volcanic ash not identifiable on satellite. No winds provided as plume height not known. Advisory will be updated if new information is received.

Original Message :

Received FVAU02 at 18:30 UTC, 26/10/19 from ADRM
VA ADVISORY
DTG: 20191026/1830Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/91
INFO SOURCE: HIMAWARI-8, CVGHM VONA
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA REPORTED TO UNKNOWN HEIGHT AT 26/1802Z
OBS VA DTG: 26/1830Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA
FCST VA CLD +6 HR: 27/0030Z NO VA EXP
FCST VA CLD +12 HR: 27/0630Z NO VA EXP
FCST VA CLD +18 HR: 27/1230Z NO VA EXP
RMK: GROUND OBSERVER REPORTS ERUPTION TO UNKNOWN HEIGHT AT
26/1802Z, BASED ON SEISMIC DATA. VA NOT IDENTIFIABLE ON
SATELLITE. NO WINDS PROVIDED AS PLUME HEIGHT NOT KNOWN.
ADVISORY WILL BE UPDATED IF NEW INFO IS RECEIVED.
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2019-10-26 at 11:12 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 10 (300m) has dissipated, last observation before a break in coverage at a manual station observation 26 0950 UTC.
  • Minor volcanic ash from earlier eruption at 26 0909 UTC has dissipated and is not identifiable on satellite img after 26/0950z. No other information sources indicate further eruptions. Advisory terminated.

Original Message :

Received FVAU02 at 11:12 UTC, 26/10/19 from ADRM
VA ADVISORY
DTG: 20191026/1112Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/90
INFO SOURCE: CVGHM VONA, HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL010 HAS DISSIPATED, LAST OBS
26/0950Z
OBS VA DTG: 26/1112Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL010 170/15KT
FCST VA CLD +6 HR: 26/1712Z NO VA EXP
FCST VA CLD +12 HR: 26/2312Z NO VA EXP
FCST VA CLD +18 HR: 27/0512Z NO VA EXP
RMK: MINOR VA FROM EARLIER ERUPTION AT 26/0909Z HAS
DISSIPATED AND IS NOT IDENTIFIABLE ON SAT IMG AFTER
26/0950Z. NO OTHER INFO SOURCES INDICATE FURTHER ERUPTIONS.
ADVISORY TERMINATED.
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2019-10-26 at 09:51 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Minor volcanic ash eruption to flight level 10 (300m) move nnw observation at 26 0920 UTC.
  • Volcanic ash observation on visibility satellite img move nnw. Ground report of brief eruption to 200m above summit at 26/0909z. Volcanic ash expected to dissipate 3 volcanic ash height from vona, move derived from himawari-8 and model guidance.

Original Message :

Received FVAU02 at 09:51 UTC, 26/10/19 from ADRM
VA ADVISORY
DTG: 20191026/0951Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/89
INFO SOURCE: CVGHM VONA, HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: MINOR VA ERUPTION TO FL010 MOV NNW OBS AT
26/0920Z
OBS VA DTG: 26/0951Z
OBS VA CLD: SFC/FL010 S0605 E10525 - S0606 E10524 - S0605 E10523 - S0603 E10524 - S0603 E10525 MOV N 15KT
E10523 - S0603 E10524 - S0603 E10525 MOV N 15KT
FCST VA CLD +6 HR: 26/1551Z NO VA EXP
FCST VA CLD +12 HR: 26/2151Z NO VA EXP
FCST VA CLD +18 HR: 27/0351Z NO VA EXP
RMK: VA OBS ON VIS SAT IMG MOV NNW. GROUND REPORT OF BRIEF
ERUPTION TO 200M ABOVE SUMMIT AT 26/0909Z. VA EXPECTED TO
DISSIPATE WITHIN 3 HOURS. VA HEIGHT FROM VONA, MOV DERIVED
FROM HIMAWARI-8 AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20191026/1551Z
Volcanic Ash Advisory issued on 2019-10-25 at 21:26 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Eruption reported by ground observer based on seismogram data.
  • Vona received 25 2056 UTC reporting an eruption to height at 25/2040z. Volcanic ash unidentifiable on satellite imagery in clear conditions. Winds not provided since no volcanic ash height observed. Advisory will be updated in new information is.

Original Message :

Received FVAU02 at 21:37 UTC, 25/10/19 from ADRM
VA ADVISORY
DTG: 20191025/2126Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/88
INFO SOURCE: HIMAWARI-8, VONA
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: ERUPTION REPORTED BY GROUND OBSERVER BASED
ON SEISMOGRAM DATA
OBS VA DTG: 25/2130Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA
FCST VA CLD +6 HR: 26/0330Z NOT AVBL
FCST VA CLD +12 HR: 26/0930Z NOT AVBL
FCST VA CLD +18 HR: 26/1530Z NOT AVBL
RMK: VONA RECEIVED 25/2056Z REPORTING AN ERUPTION TO UNKNOWN
HEIGHT AT 25/2040Z. VA UNIDENTIFIABLE ON SATELLITE IMAGERY
IN CLEAR CONDITIONS. WINDS NOT PROVIDED SINCE NO VA HEIGHT
OBSERVED. ADVISORY WILL BE UPDATED IN NEW INFORMATION IS
Volcanic Ash Advisory issued on 2019-10-20 at 10:15 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Discrete eruprion to flight level 20 (600m) move north.
  • Cvghm reported eruption to 357m above sea level. Volcanic ash unidentifiable on satellite imagery. Volcanic ash height and movement based on ground report and model data.

Original Message :

Received FVAU02 at 10:17 UTC, 20/10/19 from ADRM
VA ADVISORY
DTG: 20191020/1015Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/87
INFO SOURCE: GROUND REPORT
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: DISCRETE ERUPRION TO FL020 MOV N
OBS VA DTG: 20/1015Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL020 180/15KT
FCST VA CLD +6 HR: 20/1615Z NO VA EXP
FCST VA CLD +12 HR: 20/2215Z NO VA EXP
FCST VA CLD +18 HR: 21/0415Z NO VA EXP
RMK: CVGHM REPORTED ERUPTION TO 357M ABV SEA LEVEL. VA
UNIDENTIFIABLE ON SATELLITE IMAGERY. VA HEIGHT AND MOVEMENT
BASED ON GROUND REPORT AND MODEL DATA.
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2019-10-20 at 00:10 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Discrete eruption to flight level 20 (600m) move north.
  • Cvghm reported eruption to 200m above summit. Volcanic ash unidentifiable on satellite imagery. Volcanic ash height and movement based on ground reports.

Original Message :

Received FVAU02 at 23:54 UTC, 19/10/19 from ADRM
VA ADVISORY
DTG: 20191020/0010Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/86
INFO SOURCE: GROUND REPORT
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: DISCRETE ERUPTION TO FL020 MOV N
OBS VA DTG: 20/0010Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL020 180/10KT
FCST VA CLD +6 HR: 20/0610Z NOT AVBL
FCST VA CLD +12 HR: 20/1210Z NOT AVBL
FCST VA CLD +18 HR: 20/1810Z NOT AVBL
RMK: CVGHM REPORTED ERUPTION TO 200M ABV SUMMIT. VA
UNIDENTIFIABLE ON SATELLITE IMAGERY. VA HEIGHT AND MOVEMENT
BASED ON GROUND REPORTS.
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2019-10-19 at 12:10 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash reported to flight level 20 (600m) at 19 1010 UTC move north.
  • Vona received 19 1147 UTC reporting eruption to 200m above crater occurring at 19/1010z. Volcanic ash unidentifiable on satellite imagery in clear conditions. Height and winds based on ground report & model guidance. Advisory will be reissued if new information is received.

Original Message :

Received FVAU02 at 12:01 UTC, 19/10/19 from ADRM
VA ADVISORY
DTG: 20191019/1210Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/85
INFO SOURCE: HIMAWARI-8, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA REPORTED TO FL020 AT 19/1010Z MOV N
OBS VA DTG: 19/1210Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL020 165/10KT
FCST VA CLD +6 HR: 19/1810Z NO VA EXP
FCST VA CLD +12 HR: 20/0010Z NO VA EXP
FCST VA CLD +18 HR: 20/0610Z NO VA EXP
RMK: VONA RECEIVED 19/1147Z REPORTING ERUPTION TO 200M ABOVE
CRATER OCCURRING AT 19/1010Z. VA UNIDENTIFIABLE ON SAT
IMAGERY IN CLEAR CONDITIONS. HEIGHT AND WINDS BASED ON
GROUND REPORT & MODEL GUIDANCE. ADVISORY WILL BE REISSUED IF
NEW INFORMATION IS RECEIVED.
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2019-10-18 at 07:30 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash reported to 010, move north.
  • Vona received 18 0632 UTC reporting eruption to 200m from the bottom of the crater. Volcanic ash unidentifiable on satellite imagery in clear conditions. Height and movement based on ground report and model guidance.

Original Message :

Received FVAU02 at 07:28 UTC, 18/10/19 from ADRM
VA ADVISORY
DTG: 20191018/0730Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/84
INFO SOURCE: HIMAWARI-8, CVGHM, SEISMOGRAM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA REPORTED TO FL010, MOV N
OBS VA DTG: 18/0730Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL010 180/15KT
FCST VA CLD +6 HR: 18/1330Z NO VA EXP
FCST VA CLD +12 HR: 18/1930Z NO VA EXP
FCST VA CLD +18 HR: 19/0130Z NO VA EXP
RMK: VONA RECEIVED 18/0632Z REPORTING ERUPTION TO 200M FROM
THE BOTTOM OF THE CRATER. VA UNIDENTIFIABLE ON SATELLITE
IMAGERY IN CLEAR CONDITIONS. HEIGHT AND MOVEMENT BASED ON
GROUND REPORT AND MODEL GUIDANCE.
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2019-10-17 at 05:15 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash reported to flight level 20 (600m) move north.
  • Vona received 17 0453 UTC reporting eruption to 200m above crater. Volcanic ash unidentifiable on satellite imagery in clear conditions. Height and movement based on ground report and model guidance.

Original Message :

Received FVAU02 at 05:11 UTC, 17/10/19 from ADRM
VA ADVISORY
DTG: 20191017/0515Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/83
INFO SOURCE: HIMAWARI-8, CVGHM, SEISMOGRAM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA REPORTED TO FL020 MOV N
OBS VA DTG: 17/0515Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL020 180/15KT
FCST VA CLD +6 HR: 17/1115Z NO VA EXP
FCST VA CLD +12 HR: 17/1715Z NO VA EXP
FCST VA CLD +18 HR: 17/2315Z NO VA EXP
RMK: VONA RECEIVED 17/0453Z REPORTING ERUPTION TO 200M ABOVE
CRATER. VA UNIDENTIFIABLE ON SATELLITE IMAGERY IN CLEAR
CONDITIONS. HEIGHT AND MOVEMENT BASED ON GROUND REPORT AND
MODEL GUIDANCE.
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2019-10-16 at 11:34 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash reported to flight level 10 (300m) at 16 0955 UTC.
  • Volcanic ash eruption at 16 0955 UTC reported by cvghm, observation via webcam to 200m above summit and move north. Volcanic ash not identifiable on satellite img. Advisory will be updated if new information is received.

Original Message :

Received FVAU02 at 11:34 UTC, 16/10/19 from ADRM
VA ADVISORY
DTG: 20191016/1134Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/82
INFO SOURCE: CVGHM WEBCAM, HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA REPORTED TO FL010 AT 16/0955Z
OBS VA DTG: 16/1134Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL010 170/05KT
FCST VA CLD +6 HR: 16/1734Z NO VA EXP
FCST VA CLD +12 HR: 16/2334Z NO VA EXP
FCST VA CLD +18 HR: 17/0534Z NO VA EXP
RMK: VA ERUPTION AT 16/0955Z REPORTED BY CVGHM, OBS VIA
WEBCAM TO 200M ABOVE SUMMIT AND MOV NORTH. VA NOT
IDENTIFIABLE ON SAT IMG. ADVISORY WILL BE UPDATED IF NEW
INFO IS RECEIVED.
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2019-10-14 at 06:19 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash reported to flight level 10 (300m) at 14 0528 UTC.
  • Volcanic ash eruption reported to 1100ft above sea level at 14/0528z, not discernible on satellite img due to meteorological cloud in area. Advisory will be updated if further information is.

Original Message :

Received FVAU04 at 06:24 UTC, 14/10/19 from NZKL
VA ADVISORY
DTG: 20191014/0619Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/81
INFO SOURCE: CVGHM, HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA REPORTED TO FL010 AT 14/0528Z
OBS VA DTG: 14/0619Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL010 170/10KT
FCST VA CLD +6 HR: 14/1219Z NOT AVBL
FCST VA CLD +12 HR: 14/1819Z NOT AVBL
FCST VA CLD +18 HR: 15/0019Z NOT AVBL
RMK: VA ERUPTION REPORTED TO 1100FT ABOVE SEA LEVEL AT
14/0528Z, NOT DISCERNIBLE ON SAT IMG DUE TO MET CLOUD IN
AREA. ADVISORY WILL BE UPDATED IF FURTHER INFORMATION IS
Volcanic Ash Advisory issued on 2019-10-13 at 04:00 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Eruption to flight level 20 (600m) move north.
  • Vona received 13 0344 UTC reporting eruption to about 200m above summit. Volcanic ash unidentifiable on satellite imagery due to meteorological cloud. Advisory will be updated if new information is.

Original Message :

Received FVAU04 at 04:02 UTC, 13/10/19 from NZKL
VA ADVISORY
DTG: 20191013/0400Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/80
INFO SOURCE: CVGHM, HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: ERUPTION TO FL020 MOV N
OBS VA DTG: 13/0400Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL020 180/10KT
FCST VA CLD +6 HR: 13/1000Z NOT AVBL
FCST VA CLD +12 HR: 13/1600Z NOT AVBL
FCST VA CLD +18 HR: 13/2200Z NOT AVBL
RMK: VONA RECEIVED 13/0344Z REPORTING ERUPTION TO ABOUT 200M
ABOVE SUMMIT. VA UNIDENTIFIABLE ON SAT IMAGERY DUE TO MET
CLOUD. ADVISORY WILL BE UPDATED IF NEW INFORMATION IS
Volcanic Ash Advisory issued on 2019-10-12 at 06:23 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Discrete volcanic ash eruption to flight level 30 (900m) now dissipated.
  • Vona for eruption to 200m at 12 0526 UTC based on webcam. Discrete eruption observation on satellite img and rapidly dissipated near volcano. No volcanic ash expected in area. Height based on vona. Winds based on model guidance.

Original Message :

Received FVAU02 at 06:23 UTC, 12/10/19 from ADRM
VA ADVISORY
DTG: 20191012/0623Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/79
INFO SOURCE: HIMAWARI-8, VONA
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: DISCRETE VA ERUPTION TO FL030 NOW
DISSIPATED.
OBS VA DTG: 12/0623Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL030 090/05KT
FCST VA CLD +6 HR: 12/1223Z NO VA EXP
FCST VA CLD +12 HR: 12/1823Z NO VA EXP
FCST VA CLD +18 HR: 13/0023Z NO VA EXP
RMK: VONA FOR ERUPTION TO 200M AT 12/0526Z BASED ON WEBCAM.
DISCRETE ERUPTION OBS ON SAT IMG AND RAPIDLY DISSIPATED NEAR
VOLCANO. NO VA EXPECTED IN AREA. HEIGHT BASED ON VONA. WINDS
BASED ON MODEL GUIDANCE.
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2019-10-12 at 04:41 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Discrete volcanic ash eruption to flight level 30 (900m) now dissipated.
  • Vona for eruption to 200m at 12 0310 UTC based on webcam. Discrete eruption observation on satellite img and rapidly dissipated near volcano. No volcanic ash expected in area. Height based on vona. Winds based on model guidance.

Original Message :

Received FVAU02 at 04:41 UTC, 12/10/19 from ADRM
VA ADVISORY
DTG: 20191012/0441Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/78
INFO SOURCE: HIMAWARI-8, VONA
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: DISCRETE VA ERUPTION TO FL030 NOW
DISSIPATED.
OBS VA DTG: 12/0441Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL030 160/05KT
FCST VA CLD +6 HR: 12/1041Z NO VA EXP
FCST VA CLD +12 HR: 12/1641Z NO VA EXP
FCST VA CLD +18 HR: 12/2241Z NO VA EXP
RMK: VONA FOR ERUPTION TO 200M AT 12/0310Z BASED ON WEBCAM.
DISCRETE ERUPTION OBS ON SAT IMG AND RAPIDLY DISSIPATED NEAR
VOLCANO. NO VA EXPECTED IN AREA. HEIGHT BASED ON VONA. WINDS
BASED ON MODEL GUIDANCE.
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2019-09-29 at 06:45 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash reported to flight level 10 (300m) move north at 29/0554z.
  • Vona received from cvghm reporting eruption to 100m above summit. Volcanic ash unidentifiable on satellite imagery in clear conditions. Height and winds based on vona and model guidance.

Original Message :

Received FVAU02 at 06:45 UTC, 29/09/19 from ADRM
VA ADVISORY
DTG: 20190929/0645Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/77
INFO SOURCE: HIMAWARI-8, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA REPORTED TO FL010 MOV N AT 29/0554Z.
OBS VA DTG: 29/0645Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL010 180/10KT
FCST VA CLD +6 HR: 29/1245Z NOT AVBL
FCST VA CLD +12 HR: 29/1845Z NOT AVBL
FCST VA CLD +18 HR: 30/0045Z NOT AVBL
RMK: VONA RECEIVED FROM CVGHM REPORTING ERUPTION TO 100M
ABOVE SUMMIT. VA UNIDENTIFIABLE ON SAT IMAGERY IN CLEAR
CONDITIONS. HEIGHT AND WINDS BASED ON VONA AND MODEL
GUIDANCE.
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2019-09-27 at 09:45 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 20 (600m) move north.
  • Cvghm reported minor eruption to 200m above summit with volcanic ash moving to the north. Volcanic ash unidentifiable on latest satellite imagery.

Original Message :

Received FVAU03 at 09:38 UTC, 27/09/19 from ADRM
VA ADVISORY
DTG: 20190927/0945Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/76
INFO SOURCE: CVGHM, HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL020 MOV N
OBS VA DTG: 27/0945Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL020 180/10KT
FCST VA CLD +6 HR: 27/1545Z NOT AVBL
FCST VA CLD +12 HR: 27/2145Z NOT AVBL
FCST VA CLD +18 HR: 28/0345Z NOT AVBL
RMK: CVGHM REPORTED MINOR ERUPTION TO 200M ABV SUMMIT WITH
VA MOVING TO THE N. VA UNIDENTIFIABLE ON LATEST SATELLITE
IMAGERY.
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2019-09-13 at 06:21 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Vona for eruption to flight level 20 (600m) move north at 13/0410z.
  • Vona for eruption to flight level 20 (600m) move north at 13/0410z. Volcanic ash unidentifiable on satellite imagery in clear, cloudless conditions. Any volcanic ash expected to have been localised to summit and dissipated by now. A new advisory will be issued upon receipt of new information.

Original Message :

Received FVAU02 at 06:21 UTC, 13/09/19 from ADRM
VA ADVISORY
DTG: 20190913/0621Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/75
INFO SOURCE: VONA, HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VONA FOR ERUPTION TO FL020 MOV N AT
13/0410Z.
OBS VA DTG: 13/0620Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL020 170/10KT
FCST VA CLD +6 HR: 13/1220Z NO VA EXP
FCST VA CLD +12 HR: 13/1820Z NO VA EXP
FCST VA CLD +18 HR: 14/0020Z NO VA EXP
RMK: VONA FOR ERUPTION TO FL020 MOV N AT 13/0410Z. VA
UNIDENTIFIABLE ON SATELLITE IMAGERY IN CLEAR, CLOUDLESS
CONDITIONS. ANY VA EXPECTED TO HAVE BEEN LOCALISED TO SUMMIT
AND DISSIPATED BY NOW. A NEW ADVISORY WILL BE ISSUED UPON
RECEIPT OF NEW INFORMATION.
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2019-08-28 at 18:29 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Vona for eruption based on seismic data.
  • Vona received for eruption at 28 1731 UTC based on seismic data, no ash visible. Volcanic ash not identifiable on satellite data. Advisory will be updated if new information is recieved.

Original Message :

Received FVAU03 at 18:29 UTC, 28/08/19 from ADRM
VA ADVISORY
DTG: 20190828/1829Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/74
INFO SOURCE: VONA, HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VONA FOR ERUPTION BASED ON SEISMIC DATA
OBS VA DTG: 28/1830Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA
FCST VA CLD +6 HR: 29/0030Z NO VA EXP
FCST VA CLD +12 HR: 29/0630Z NO VA EXP
FCST VA CLD +18 HR: 29/1230Z NO VA EXP
RMK: VONA RECEIVED FOR ERUPTION AT 28/1731Z BASED ON SEISMIC
DATA, NO ASH VISIBLE. VA NOT IDENTIFIABLE ON SATELLITE DATA.
ADVISORY WILL BE UPDATED IF NEW INFORMATION IS RECIEVED.
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2019-08-25 at 15:24 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Cvghm advise eruption based on seismic data with height.
  • Cvghm advise eruption at 25 1441 UTC with height. Volcanic ash not discernible on satellite imagery. Volcanic ash height to flight level 50 (1500m) based on recent eruption but height to flight level 180 (5400m) based on model guidance. Movement based on model guidance.

Original Message :

Received FVAU03 at 15:25 UTC, 25/08/19 from ADRM
VA ADVISORY
DTG: 20190825/1524Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/73
INFO SOURCE: VONA, HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: CVGHM ADVISE ERUPTION BASED ON SEISMIC
DATA WITH UNKNOWN HEIGHT
OBS VA DTG: 25/1524Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WINDS
SFC/FL050 160/15KT FL050/180 060/10KT
FCST VA CLD +6 HR: 25/2124Z NOT AVBL
FCST VA CLD +12 HR: 26/0324Z NOT AVBL
FCST VA CLD +18 HR: 26/0924Z NOT AVBL
RMK: CVGHM ADVISE ERUPTION AT 25/1441Z WITH UNKNOWN HEIGHT.
VA NOT DISCERNIBLE ON SATELLITE IMAGERY. VA HEIGHT TO FL050
BASED ON RECENT ERUPTION BUT HEIGHT TO FL180 BASED ON MODEL
GUIDANCE. MOVEMENT BASED ON MODEL GUIDANCE.
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2019-08-23 at 20:16 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Cvghm advise eruption based on seismic data with height.
  • Cvghm advise eruption at 23 1936 UTC with height. Volcanic ash not discernible on satellite imagery. Volcanic ash height to flight level 50 (1500m) based on recent eruption but height to flight level 180 (5400m) based on model guidance. Movement based on atomospheric vector winds and model guidance.

Original Message :

Received FVAU03 at 20:16 UTC, 23/08/19 from ADRM
VA ADVISORY
DTG: 20190823/2016Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/72
INFO SOURCE: CVGHM, HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: CVGHM ADVISE ERUPTION BASED ON SEISMIC
DATA WITH UNKNOWN HEIGHT.
OBS VA DTG: 23/2016Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WINDS
SFC/FL050 090/05KT FL050/180 090/15KT
FCST VA CLD +6 HR: 24/0216Z NOT AVBL
FCST VA CLD +12 HR: 24/0816Z NOT AVBL
FCST VA CLD +18 HR: 24/1416Z NOT AVBL
RMK: CVGHM ADVISE ERUPTION AT 23/1936Z WITH UNKNOWN HEIGHT.
VA NOT DISCERNIBLE ON SATELLITE IMAGERY. VA HEIGHT TO FL050
BASED ON RECENT ERUPTION BUT HEIGHT TO FL180 BASED ON MODEL
GUIDANCE. MOVEMENT BASED ON ATOMOSPHERIC MOTION VECTOR WINDS
AND MODEL GUIDANCE.
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2019-08-22 at 09:45 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash emission to flight level 30 (900m) reported at 22 0130 UTC.
  • Current satellite imagery indicates that ash from anak krakatau has now dissipated. No further reports of new or ongoing eruption. Advisory terminated.

Original Message :

Received FVAU04 at 09:50 UTC, 22/08/19 from NZKL
VA ADVISORY
DTG: 20190822/0945Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/71
INFO SOURCE: HIMAWARI-8, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA EMISSION TO FL030 REPORTED AT 22/0130Z
OBS VA DTG: 22/0945Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL030 165/05KT
FCST VA CLD +6 HR: 22/1545Z NO VA EXP
FCST VA CLD +12 HR: 22/2145Z NO VA EXP
FCST VA CLD +18 HR: 23/0345Z NO VA EXP
RMK: CURRENT SATELLITE IMAGERY INDICATES THAT ASH FROM ANAK
KRAKATAU HAS NOW DISSIPATED. NO FURTHER REPORTS OF NEW OR
ONGOING ERUPTION. ADVISORY TERMINATED.
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2019-08-22 at 08:17 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash emission observation to flight level 30 (900m) at 22 0150 UTC move w.
  • Volcanic ash not discernible on current himawari-8 imagery. Vona.

Original Message :

Received FVAU04 at 08:05 UTC, 22/08/19 from NZKL
VA ADVISORY
DTG: 20190822/0817Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/70
INFO SOURCE: HIMAWARI-8, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA EMISSION OBS TO FL030 AT 22/0150Z MOV W
OBS VA DTG: 22/0817Z
OBS VA CLD: SFC/FL030 S0607 E10525 - S0605 E10527 - S0557 E10519 - S0606 E10513 MOV NW 5KT
E10519 - S0606 E10513 MOV NW 5KT
FCST VA CLD +6 HR: 22/1417Z NO VA EXP
FCST VA CLD +12 HR: 22/2017Z NO VA EXP
FCST VA CLD +18 HR: 23/0217Z NO VA EXP
RMK: VA NOT DISCERNIBLE ON CURRENT HIMAWARI-8 IMAGERY. VONA
Volcanic Ash Advisory issued on 2019-08-22 at 02:17 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash emission observation to flight level 30 (900m) at 22 0150 UTC move w.
  • Volcanic ash discernible on himawari-8 imagery. Vona received for eruption at 22/0130z. Volcanic ash height and forecast based on ground report, satellite iamgery and model data. Volcanic ash is expected to dissipated next 12.

Original Message :

Received FVAU04 at 02:19 UTC, 22/08/19 from NZKL
VA ADVISORY
DTG: 20190822/0217Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/69
INFO SOURCE: HIMAWARI-8, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA EMISSION OBS TO FL030 AT 22/0150Z MOV W
OBS VA DTG: 22/0217Z
OBS VA CLD: SFC/FL030 S0607 E10527 - S0611 E10505 - S0607 E10502 - S0601 E10505 - S0605 E10527 MOV W 15KT
E10502 - S0601 E10505 - S0605 E10527 MOV W 15KT
FCST VA CLD +6 HR: 22/0817Z SFC/FL030 S0607 E10526 - S0609 E10504 - S0555 E10506 - S0605 E10526
E10504 - S0555 E10506 - S0605 E10526
FCST VA CLD +12 HR: 22/1417Z NO VA EXP
FCST VA CLD +18 HR: 22/2017Z NO VA EXP
RMK: VA DISCERNIBLE ON HIMAWARI-8 IMAGERY. VONA RECEIVED FOR
ERUPTION AT 22/0130Z. VA HEIGHT AND FORECAST BASED ON GROUND
REPORT, SATELLITE IAMGERY AND MODEL DATA. VA IS EXPECTED TO
DISSIPATED WITHIN NEXT 12 HOURS.
NXT ADVISORY: NO LATER THAN 20190822/0817Z
Volcanic Ash Advisory issued on 2019-08-19 at 05:36 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Vona for eruption. Ash cloud not visible.
  • Vona received at at 19 0236 UTC for eruption based on seismogram as ash cloud not visible. Volcanic ash not identifiable on satellite imagery in clear conditions.

Original Message :

Received FVAU04 at 05:42 UTC, 19/08/19 from NZKL
VA ADVISORY
DTG: 20190819/0536Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/68
INFO SOURCE: HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VONA FOR ERUPTION. ASH CLOUD NOT VISIBLE.
OBS VA DTG: 19/0536Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA
FCST VA CLD +6 HR: 19/1136Z NO VA EXP
FCST VA CLD +12 HR: 19/1736Z NO VA EXP
FCST VA CLD +18 HR: 19/2336Z NO VA EXP
RMK: VONA RECEIVED AT AT 19/0236Z FOR ERUPTION BASED ON
SEISMOGRAM AS ASH CLOUD NOT VISIBLE. VA NOT IDENTIFIABLE ON
SATELLITE IMAGERY IN CLEAR CONDITIONS.
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2019-08-01 at 06:16 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Vona for eruption at 01 0533 UTC volcanic ash not visible.
  • Vona for eruption based on seismogram with ash cloud not visible at 01/0533z. Volcanic ash unidentifiable on satellite imagery. A new advisory will be issued if new information is.

Original Message :

Received FVAU03 at 06:17 UTC, 01/08/19 from ADRM
VA ADVISORY
DTG: 20190801/0616Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2019/67
INFO SOURCE: VONA, HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VONA FOR ERUPTION AT 01/0533Z VA NOT
VISIBLE.
OBS VA DTG: 01/0616Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA
FCST VA CLD +6 HR: 01/1216Z NO VA EXP
FCST VA CLD +12 HR: 01/1816Z NO VA EXP
FCST VA CLD +18 HR: 02/0016Z NO VA EXP
RMK: VONA FOR ERUPTION BASED ON SEISMOGRAM WITH ASH CLOUD
NOT VISIBLE AT 01/0533Z. VA UNIDENTIFIABLE ON SATELLITE
IMAGERY. A NEW ADVISORY WILL BE ISSUED IF NEW INFORMATION IS