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 NE direction.
The full report is as follows:
FVAU02 at 19:15 UTC, 04/08/26 from ADRM
VA ADVISORY
DTG: 20260804/1920Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SOURCE ELEV: 3657M AMSL
ADVISORY NR: 2026/886
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL150 LAST REP 04/1744Z
EST VA DTG: 04/1900Z
EST VA CLD: SFC/FL150 S0809 E11252 – S0757 E11244 – S0748
E11249 – S0743 E11259 – S0749 E11308 – S0759 E11313 – S0809
E11259 MOV NE 05KT
FCST VA CLD +6 HR: 05/0100Z SFC/FL150 S0809 E11252 – S0757
E11244 – S0747 E11253 – S0747 E11304 – S0759 E11313 – S0810
E11258
FCST VA CLD +12 HR: 05/0700Z SFC/FL150 S0808 E11251 – S0756
E11244 – S0746 E11252 – S0745 E11302 – S0759 E11313 – S0809
E11259
FCST VA CLD +18 HR: 05/1300Z SFC/FL150 S0810 E11258 – S0809
E11251 – S0755 E11244 – S0746 E11251 – S0746 E11304 – S0758
E11314
RMK: VA NOT IDENTIFIABLE ON SATELLITE IMAGERY DUE TO MET
CLOUD. VA HEIGHT AND FORECAST FROM HIMAWARI-9 SAT IMG,
GROUND REPORTS AND MODEL GUIDANCE. LOW CONFIDENCE IN FCST
DUE TO LIGHT AND VARIABLE WINDS.
NXT ADVISORY: NO LATER THAN 20260805/0120Z=