Ibu Volcanic Ash Advisory: ash plume to 7,000 ft (2,100 m) as of Sep 6, 13:44 UTC

Satellite image of Ibu volcano on 6 Sep 2026

Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Darwin warned of a volcanic ash plume rising to an estimated 7000 ft (2100 m), or flight level 070, and moving at 05 kts in NW direction.
Original VAAC bulletin:

FVAU03 at 13:44 UTC, 06/09/26 from ADRM
VA ADVISORY
DTG: 20260906/1345Z
VAAC: DARWIN
VOLCANO: IBU 268030
PSN: N0129 E12738
AREA: INDONESIA
SOURCE ELEV: 1325M AMSL
ADVISORY NR: 2026/1012
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL070 LAST REPORTED AT 06/0959Z
EST VA DTG: 06/1320Z
EST VA CLD: SFC/FL070 N0125 E12736 - N0140 E12718 - N0153
 E12729 - N0149 E12747 - N0127 E12743 MOV NW 05KT
FCST VA CLD +6 HR: 06/1920Z SFC/FL070 N0125 E12736 - N0144
 E12721 - N0152 E12732 - N0149 E12747 - N0126 E12742
FCST VA CLD +12 HR: 07/0120Z SFC/FL070 N0125 E12736 - N0143
 E12721 - N0152 E12732 - N0149 E12747 - N0126 E12742
FCST VA CLD +18 HR: 07/0720Z SFC/FL070 N0125 E12736 - N0143
 E12721 - N0152 E12732 - N0149 E12747 - N0126 E12743
RMK: VA UNIDENTIFIABLE ON LATEST SATELLITE IMAGERY DUE TO
 MET CLOUD. RECENT GROUND REPORTS INDICATE REGULAR DISCRETE
 VA EMISSIONS. VA HEIGHT AND FORECAST BASED ON LAST SATELLITE
 OBS, GROUND REPORTS AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260906/1945Z=