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 13:55 UTC, 22/05/26 from ADRM
VA ADVISORY
DTG: 20260522/1350Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SOURCE ELEV: 3657M AMSL
ADVISORY NR: 2026/580
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL150 MOV N OBS FROM GROUND AT
22/0448Z
EST VA DTG: 22/1330Z
EST VA CLD: SFC/FL150 S0809 E11253 – S0756 E11240 – S0738
E11238 – S0742 E11311 – S0810 E11258 MOV N 05KT
FCST VA CLD +6 HR: 22/1930Z SFC/FL150 S0810 E11253 – S0754
E11238 – S0738 E11241 – S0742 E11311 – S0809 E11259
FCST VA CLD +12 HR: 23/0130Z SFC/FL150 S0809 E11254 – S0754
E11238 – S0738 E11241 – S0742 E11311 – S0810 E11259
FCST VA CLD +18 HR: 23/0730Z SFC/FL150 S0810 E11252 – S0754
E11238 – S0739 E11237 – S0741 E11305 – S0810 E11258
RMK: VA NOT IDENTIFIABLE ON SATELLITE IMAGERY DUE TO MET
CLOUD OBSCURATION. VA HEIGHT AND MOVEMENT BASED ON
HIMAWARI-9 SATELLITE IMAGERY, GROUND REPORT 22/0448Z AND
MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260522/1950Z=