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 10:26 UTC, 28/06/26 from ADRMVA ADVISORYDTG: 20260628/1030ZVAAC: DARWINVOLCANO: SEMERU 263300PSN: S0806 E11255AREA: INDONESIASOURCE ELEV: 3657M AMSLADVISORY NR: 2026/733INFO SOURCE: HIMAWARI-9, CVGHMERUPTION DETAILS: VA TO FL150 OBS AT 28/1010Z MOV SEOBS VA DTG: 28/1010ZOBS VA CLD: SFC/FL150 S0800 E11253 - S0800 E11318 - S0815 E11318 - S0827 E11306 - S0810 E11249 MOV SE 05KTFCST VA CLD +6 HR: 28/1610Z SFC/FL150 S0808 E11250 - S0800 E11252 - S0800 E11318 - S0813 E11318 - S0824 E11310FCST VA CLD +12 HR: 28/2210Z SFC/FL150 S0804 E11249 - S0759 E11255 - S0804 E11317 - S0821 E11313 - S0826 E11256FCST VA CLD +18 HR: 29/0410Z SFC/FL150 S0804 E11249 - S0759 E11254 - S0806 E11317 - S0822 E11312 - S0826 E11256RMK: VA IDENTIFIABLE ON SATELLITE IMAGERY MOV SE. VA HEIGHT AND MOVEMENT BASED ON SATELLITE IMAGE, GROUND REPORTS AND MODEL GUIDANCE.NXT ADVISORY: NO LATER THAN 20260628/1630Z=