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 18:13 UTC, 30/05/26 from ADRM
VA ADVISORY
DTG: 20260530/1820Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SOURCE ELEV: 3657M AMSL
ADVISORY NR: 2026/615
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL150 REP AT 30/1315Z MOV W
EST VA DTG: 30/1800Z
EST VA CLD: SFC/FL150 S0818 E11304 – S0821 E11230 – S0758
E11217 – S0739 E11246 – S0754 E11309 MOV W 05KT
FCST VA CLD +6 HR: 31/0000Z SFC/FL150 S0810 E11306 – S0820
E11253 – S0823 E11222 – S0747 E11223 – S0749 E11257 – S0758
E11305
FCST VA CLD +12 HR: 31/0600Z SFC/FL150 S0808 E11307 – S0820
E11256 – S0822 E11217 – S0748 E11222 – S0745 E11245 – S0749
E11302
FCST VA CLD +18 HR: 31/1200Z SFC/FL150 S0806 E11306 – S0819
E11258 – S0827 E11224 – S0806 E11215 – S0750 E11232 – S0750
E11259
RMK: VA NOT IDENTIFIABLE ON SATELLITE IMAGERY DUE TO MET
CLOUD. RECENT REPORTS INDICATE EMISSIONS ARE ONGOING. HEIGHT
AND MOVEMENT BASED ON SATELLITE IMAGERY, GROUND REPORTS AND
MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260531/0020Z=