Ibu Volcanic Ash Advisory: ash plume to 7,000 ft (2,100 m) as of Sep 9, 01:39 UTC

Satellite image of Ibu volcano on 9 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.
Original VAAC bulletin:

FVAU03 at 01:39 UTC, 09/09/26 from ADRM
VA ADVISORY
DTG: 20260909/0145Z
VAAC: DARWIN
VOLCANO: IBU 268030
PSN: N0129 E12738
AREA: INDONESIA
SOURCE ELEV: 1325M AMSL
ADVISORY NR: 2026/1022
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL070 OBS AT 09/0000Z, MOV N
EST VA DTG: 09/0125Z
EST VA CLD: SFC/FL070 N0127 E12740 - N0129 E12735 - N0145
 E12734 - N0149 E12744 - N0141 E12750 MOV NE 10KT
FCST VA CLD +6 HR: 09/0725Z SFC/FL070 N0129 E12735 - N0146
 E12737 - N0147 E12748 - N0138 E12753 - N0127 E12740
FCST VA CLD +12 HR: 09/1325Z SFC/FL070 N0127 E12739 - N0129
 E12734 - N0145 E12732 - N0148 E12746 - N0136 E12753
FCST VA CLD +18 HR: 09/1925Z SFC/FL070 N0127 E12740 - N0129
 E12735 - N0145 E12733 - N0147 E12748 - N0134 E12753
RMK: VA IDENTIFIABLE ON RECENT SATELLITE IMAGERY. VA HEIGHT
 AND FCST BASED ON GROUND REPORTS AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260909/0745Z=