Ibu Volcano Volcanic Ash Advisory: VA TO FL070 LAST REPORTED AT 22/2251Z MOV SSE to 7000 ft (2100 m)

Satellite image of Ibu volcano on 22 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 S direction.
The full report is as follows:

FVAU01 at 23:18 UTC, 22/12/25 from ADRM
VA ADVISORY
DTG: 20251222/2320Z
VAAC: DARWIN
VOLCANO: IBU 268030
PSN: N0129 E12738
AREA: INDONESIA
SOURCE ELEV: 1325M AMSL
ADVISORY NR: 2025/1431
INFO SOURCE: CVGHM, HIMAWARI-9
ERUPTION DETAILS: VA TO FL070 LAST REPORTED AT 22/2251Z MOV
SSE
EST VA DTG: 22/2300Z
EST VA CLD: SFC/FL070 N0134 E12740 – N0111 E12758 – N0104
E12731 – N0133 E12734 MOV S 10KT
FCST VA CLD +6 HR: 23/0500Z SFC/FL070 N0132 E12735 – N0133
E12741 – N0109 E12756 – N0104 E12730
FCST VA CLD +12 HR: 23/1100Z SFC/FL070 N0134 E12736 – N0134
E12741 – N0104 E12751 – N0104 E12724
FCST VA CLD +18 HR: 23/1700Z SFC/FL070 N0133 E12741 – N0105
E12755 – N0106 E12719 – N0134 E12735
RMK: VA NOT IDENTIFIABLE ON RECENT SATELLITE IMAGERY DUE TO
MET CLOUD. VA EMISSIONS ARE EXPECTED TO BE ONGOING. VA
HEIGHT AND MOVEMENT BASED ON GROUND REPORTS AND MODEL
GUIDANCE.
NXT ADVISORY: NO LATER THAN 20251223/0520Z=