Ibu Volcano Volcanic Ash Advisory: VA TO FL070 OBS AT 11/0930Z MOV SE OBS VA DTG: 11/0930Z to 7000 ft (2100 m)

Satellite image of Ibu volcano on 11 Aug 2026

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 .
The full report is as follows:

FVAU03 at 09:48 UTC, 11/08/26 from ADRM
VA ADVISORY
DTG: 20260811/0950Z
VAAC: DARWIN
VOLCANO: IBU 268030
PSN: N0129 E12738
AREA: INDONESIA
SOURCE ELEV: 1325M AMSL
ADVISORY NR: 2026/905
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL070 OBS AT 11/0930Z MOV SE
OBS VA DTG: 11/0930Z
OBS VA CLD: SFC/FL070 N0136 E12737 – N0126 E12815 – N0105
E12816 – N0054 E12758 – N0129 E12731 MOV SE 10KT
FCST VA CLD +6 HR: 11/1530Z SFC/FL070 N0127 E12732 – N0146
E12750 – N0138 E12812 – N0121 E12816 – N0103 E12805 – N0104
E12744
FCST VA CLD +12 HR: 11/2130Z SFC/FL070 N0125 E12730 – N0148
E12725 – N0154 E12751 – N0141 E12808 – N0119 E12755
FCST VA CLD +18 HR: 12/0330Z SFC/FL070 N0125 E12731 – N0151
E12728 – N0156 E12755 – N0139 E12809 – N0118 E12756
RMK: VA PARTIALLY IDENTIFIABLE ON RECENT SATELLITE IMAGERY.
GROUND REPORTS INDICATE ONGOING DISCRETE VA ERUPTIONS. VA
HEIGHT AND FCST BASED ON SATELLITE IMAGERY, GROUND REPORTS
AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260811/1550Z=