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:
FVAU01 at 14:56 UTC, 01/04/26 from ADRM
VA ADVISORY
DTG: 20260401/1500Z
VAAC: DARWIN
VOLCANO: IBU 268030
PSN: N0129 E12738
AREA: INDONESIA
SOURCE ELEV: 1325M AMSL
ADVISORY NR: 2026/371
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL070 LAST REP AT 01/1347Z MOV W
EST VA DTG: 01/1440Z
EST VA CLD: SFC/FL070 N0129 E12753 – N0108 E12735 – N0116
E12717 – N0137 E12714 – N0145 E12739 MOV W 05KT
FCST VA CLD +6 HR: 01/2040Z SFC/FL070 N0131 E12751 – N0107
E12738 – N0116 E12718 – N0132 E12713 – N0143 E12738
FCST VA CLD +12 HR: 02/0240Z SFC/FL070 N0135 E12743 – N0110
E12743 – N0109 E12726 – N0123 E12717 – N0137 E12735
FCST VA CLD +18 HR: 02/0840Z SFC/FL070 N0136 E12735 – N0135
E12743 – N0109 E12746 – N0114 E12720
RMK: INTERMITTENT VA EMISSIONS IDENTIFIED ON EARLIER VISIBLE
AND RGB SAT IMAGERY, NOW OBSCURED BY MET CLOUD. HEIGHT AND
MOVEMENT BASED ON SAT IMAGERY, GROUND REPORTS AND MODEL
GUIDANCE. WINDS LIGHT AND VARIABLE REDUCING FORECAST
CONFIDENCE.
NXT ADVISORY: NO LATER THAN 20260401/2100Z=