Sakurajima Volcano Volcanic Ash Advisory: ERUPTED AT 20251201/1916Z FL110 EXTD NE OBS VA DTG: 01/1920Z

Satellite image of Sakurajima volcano on 1 Dec 2025

Volcanic Ash Advisory Center Tokyo (VAAC) issued the following report:

FVFE01 at 19:38 UTC, 01/12/25 from RJTD
VA ADVISORY
DTG: 20251201/1938Z
VAAC: TOKYO
VOLCANO: SAKURAJIMA [AIRA CALDERA] 282080
PSN: N3136 E13039
AREA: JAPAN
SOURCE ELEV: 1117M AMSL
ADVISORY NR: 2025/430
INFO SOURCE: JMA HIMAWARI-9
ERUPTION DETAILS: ERUPTED AT 20251201/1916Z FL110 EXTD NE
OBS VA DTG: 01/1920Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND FL110 250/16KT

FCST VA CLD +6 HR: NOT AVBL
FCST VA CLD +12 HR: NOT AVBL
FCST VA CLD +18 HR: NOT AVBL
RMK: WE WILL ISSUE FURTHER ADVISORY IF VA IS DETECTED IN SATELLITE
IMAGERY.
NXT ADVISORY: NO FURTHER ADVISORIES=

Shiveluch Volcano Volcanic Ash Advisory: VA AT 20251201/1420Z FL150 EXTD NW OBS VA DTG: 01/1420Z to 15000 ft (4600 m)

Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Tokyo warned about a volcanic ash plume that rose up to estimated 15000 ft (4600 m) altitude or flight level 150 and is moving at 10 kts in NW direction.
The full report is as follows:

FVFE01 at 14:42 UTC, 01/12/25 from RJTD
VA ADVISORY
DTG: 20251201/1442Z
VAAC: TOKYO
VOLCANO: SHEVELUCH 300270
PSN: N5639 E16122
AREA: RUSSIA
SOURCE ELEV: 3283M AMSL
ADVISORY NR: 2025/221
INFO SOURCE: HIMAWARI-9
ERUPTION DETAILS: VA AT 20251201/1420Z FL150 EXTD NW
OBS VA DTG: 01/1420Z
OBS VA CLD: SFC/FL150 N5643 E16123 – N5655 E16109 – N5648 E16103 –
N5639 E16119 MOV NW 10KT
FCST VA CLD +6 HR: 01/2020Z SFC/FL150 N5816 E16129 – N5738 E16148 –
N5701 E16042 – N5743 E16011
FCST VA CLD +12 HR: 02/0220Z SFC/FL150 N5908 E16237 – N5805 E15905 –

N5837 E15759 – N5943 E16108
FCST VA CLD +18 HR: NO VA EXP
RMK: NIL
NXT ADVISORY: 20251201/1800Z=

Ibu Volcano Volcanic Ash Advisory: VA TO FL070 LAST REPORTED AT 01/0553Z EST VA DTG: 01/1100Z to 7000 ft (2100 m)

Satellite image of Ibu volcano on 1 Dec 2025

Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 7000 ft (2100 m) altitude or flight level 070 and is moving at 10 kts in E direction.
The full report is as follows:

FVAU01 at 11:18 UTC, 01/12/25 from ADRM
VA ADVISORY
DTG: 20251201/1120Z
VAAC: DARWIN
VOLCANO: IBU 268030
PSN: N0129 E12738
AREA: INDONESIA
SUMMIT ELEV: 1325M
ADVISORY NR: 2025/1347
INFO SOURCE: CVGHM, HIMAWARI-9
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL070 LAST REPORTED AT 01/0553Z
EST VA DTG: 01/1100Z
EST VA CLD: SFC/FL070 N0127 E12735 – N0133 E12734 – N0146
E12811 – N0124 E12813 MOV E 10KT
FCST VA CLD +6 HR: 01/1700Z SFC/FL070 N0127 E12735 – N0133
E12735 – N0145 E12812 – N0123 E12814
FCST VA CLD +12 HR: 01/2300Z SFC/FL070 N0127 E12735 – N0133
E12734 – N0146 E12811 – N0124 E12815
FCST VA CLD +18 HR: 02/0500Z SFC/FL070 N0126 E12734 – N0133
E12734 – N0146 E12811 – N0125 E12814
RMK: VA NOT IDENTIFIABLE ON LATEST SATELLITE IMAGERY DUE TO
MET CLOUD. RECENT GROUND REPORTS INDICATE INTERMITTENT
DISCRETE VA EMISSIONS ARE ONGOING. VA HEIGHT AND MOVEMENT
BASED ON GROUND REPORTS AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20251201/1720Z=

Aoba Volcano Volcanic Ash Advisory: LOW LEVEL ERUPTION OBS VA DTG: 01/0532Z to 8000 ft (2400 m)

Satellite image of Aoba volcano on 1 Dec 2025

Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Wellington warned about a volcanic ash plume that rose up to estimated 8000 ft (2400 m) altitude or flight level 080 and is moving at 10 kts in NE direction.
The full report is as follows:

FVPS01 at 05:32 UTC, 01/12/25 from NZKL
VA ADVISORY
DTG: 20251201/0532Z
VAAC: WELLINGTON
VOLCANO: AMBAE 257030
PSN: S1523 E16750
AREA: VANUATU
SUMMIT ELEV: 1496M
ADVISORY NR: 2025/1
INFO SOURCE: HIMAWARI9 SATELLITE IMAGERY
AVIATION COLOUR CODE: UNKNOWN
ERUPTION DETAILS: LOW LEVEL ERUPTION
OBS VA DTG: 01/0532Z
OBS VA CLD: SFC/FL080 S1526 E16749 – S1522 E16747 – S1508
E16804 – S1522 E16815 MOV NE 10KT
FCST VA CLD +6 HR: 01/1132Z NOT AVBL
FCST VA CLD +12 HR: 01/1732Z NOT AVBL
FCST VA CLD +18 HR: 01/2332Z NOT AVBL
RMK: MORE INFORMATION TO FOLLOW SHORTLY
NXT ADVISORY: NO LATER THAN 20251201/1132Z=

Puracé Volcano Volcanic Ash Advisory: ONGOING VA EMS

Volcanic Ash Advisory Center Washington (VAAC) issued the following report:

FVXX24 at 00:41 UTC, 01/12/25 from KNES
VA ADVISORY
DTG: 20251201/0038Z

VAAC: WASHINGTON

VOLCANO: PURACE 351060
PSN: N0219 W07624

AREA: COLOMBIA

SOURCE ELEV: 15256 FT AMSL

ADVISORY NR: 2025/029

INFO SOURCE: GOES-19.

ERUPTION DETAILS: ONGOING VA EMS

EST VA DTG: 01/0010Z

EST VA CLD: SFC/FL180 N0221 W07616 – N0216 W07616
– N0219 W07624 – N0220 W07624 – N0221 W07616 MOV
E 5KT

FCST VA CLD +6HR: 01/0600Z SFC/FL180 N0220 W07624
– N0218 W07613 – N0214 W07616 – N0219 W07624 –
N0220 W07624

FCST VA CLD +12HR: 01/1200Z SFC/FL180 N0220
W07624 – N0214 W07613 – N0211 W07617 – N0219
W07625 – N0220 W07624

FCST VA CLD +18HR: 01/1800Z NO VA EXP

RMK: VA NOT DETECTED ON STLT DUE TO WX CLDS IN
SUMMIT AREA. VONA INDICATES VA EMS. MDL WINDS AT
FL FCST TO VEER OVR NXT 12 HR EVENTUALLY BECMG
MORE FM THE NW. …KONON

NXT ADVISORY: WILL BE ISSUED BY 20251201/0645Z