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 02:03 UTC, 06/04/26 from ADRMVA ADVISORYDTG: 20260406/0206ZVAAC: DARWINVOLCANO: SEMERU 263300PSN: S0806 E11255AREA: INDONESIASOURCE ELEV: 3657M AMSLADVISORY NR: 2026/392INFO SOURCE: HIMAWARI-9, CVGHMERUPTION DETAILS: VA TO FL150 OBS ON SAT IMAGE AT 06/0100Z, MOV SWEST VA DTG: 06/0140ZEST VA CLD: SFC/FL150 S0803 E11254 - S0808 E11259 - S0841 E11241 - S0837 E11223 - S0821 E11219 MOV SW 05KTFCST VA CLD +6 HR: 06/0740Z SFC/FL150 S0805 E11300 - S0840 E11300 - S0843 E11237 - S0827 E11225 - S0802 E11251FCST VA CLD +12 HR: 06/1340Z SFC/FL150 S0803 E11258 - S0833 E11311 - S0843 E11252 - S0832 E11234 - S0802 E11250FCST VA CLD +18 HR: 06/1940Z SFC/FL150 S0803 E11258 - S0831 E11312 - S0841 E11255 - S0831 E11235 - S0802 E11250RMK: VA IDENTIFIABLE ON RECENT SATELLITE IMAGERY. GROUND REPORTS INDICATE ONGOING EMISSIONS. VA HEIGHT AND MOVEMENT BASED ON SAT IMAGERY, GROUND REPORTS AND MODEL GUIDANCE.NXT ADVISORY: NO LATER THAN 20260406/0806Z=