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 and is moving at 05 kts in SW direction.
The full report is as follows:
FVAU02 at 14:00 UTC, 06/04/26 from ADRM
VA ADVISORY
DTG: 20260406/1406Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SOURCE ELEV: 3657M AMSL
ADVISORY NR: 2026/394
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL150 REP FM GND AT 06/0951Z
EST VA DTG: 06/1340Z
EST VA CLD: SFC/FL150 S0803 E11252 – S0805 E11301 – S0824
E11303 – S0832 E11244 – S0811 E11232 MOV SW 05KT
FCST VA CLD +6 HR: 06/1940Z SFC/FL150 S0802 E11251 – S0803
E11303 – S0820 E11319 – S0835 E11306 – S0822 E11239
FCST VA CLD +12 HR: 07/0140Z SFC/FL150 S0806 E11250 – S0800
E11259 – S0805 E11318 – S0819 E11320 – S0830 E11303 – S0818
E11249
FCST VA CLD +18 HR: 07/0740Z SFC/FL150 S0804 E11253 – S0752
E11309 – S0803 E11322 – S0818 E11320 – S0811 E11255
RMK: VA NOT IDENTIFIABLE ON RECENT SATELLITE IMAGERY DUE TO
MET CLOUD COVER. GROUND REPORTS INDICATE ONGOING EMISSIONS.
VA HEIGHT AND MOVEMENT BASED ON SAT IMAGERY, GROUND REPORTS
AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260406/2006Z=