Semeru Volcano Volcanic Ash Advisory: VA TO FL150 OBS AT 14/2240Z MOV W OBS VA DTG: 14/2240Z to 15000 ft (4600 m)

Satellite image of Semeru volcano on 14 Apr 2026

Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 15000 ft (4600 m) altitude or flight level 150 .
The full report is as follows:

FVAU02 at 22:57 UTC, 14/04/26 from ADRM
VA ADVISORY
DTG: 20260414/2300Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SOURCE ELEV: 3657M AMSL
ADVISORY NR: 2026/429
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL150 OBS AT 14/2240Z MOV W
OBS VA DTG: 14/2240Z
OBS VA CLD: SFC/FL150 S0811 E11302 – S0821 E11235 – S0803
E11226 – S0750 E11245 – S0757 E11300 MOV W 05KT
FCST VA CLD +6 HR: 15/0440Z SFC/FL150 S0812 E11302 – S0815
E11245 – S0805 E11238 – S0755 E11245 – S0755 E11301
FCST VA CLD +12 HR: 15/1040Z SFC/FL150 S0810 E11302 – S0810
E11244 – S0750 E11241 – S0750 E11304
FCST VA CLD +18 HR: 15/1640Z SFC/FL150 S0810 E11301 – S0810
E11248 – S0750 E11244 – S0750 E11310
RMK: DISCRETE VA EMISSION IDENTIFIABLE ON LATEST RGB SAT
IMG . GROUND REPORTS INDICATE INTERMITTENT DISCRETE VA
EMISSIONS REMAIN ONGOING. HEIGHT BASED ON CVGHM GROUND
REPORTS. MOVEMENT BASED ON SAT IMG AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260415/0500Z=