Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Darwin warned of a volcanic ash plume rising to an estimated 15000 ft (4600 m), or flight level 150.Original VAAC bulletin:FVAU02 at 23:13 UTC, 28/09/26 from ADRMVA ADVISORYDTG: 20260928/2320ZVAAC: DARWINVOLCANO: SEMERU 263300PSN: S0806 E11255AREA: INDONESIASOURCE ELEV: 3657M AMSLADVISORY NR: 2026/1113INFO SOURCE: HIMAWARI-9, CVGHMERUPTION DETAILS: VA TO FL150 OBS AT 28/2300Z MOV SEOBS VA DTG: 28/2300ZOBS VA CLD: SFC/FL150 S0802 E11256 - S0818 E11318 - S0832 E11313 - S0834 E11256 - S0806 E11251 MOV SE 10KTFCST VA CLD +6 HR: 29/0500Z SFC/FL150 S0801 E11255 - S0809 E11321 - S0824 E11320 - S0832 E11307 - S0807 E11249FCST VA CLD +12 HR: 29/1100Z SFC/FL150 S0809 E11251 - S0801 E11255 - S0802 E11322 - S0816 E11322 - S0828 E11312FCST VA CLD +18 HR: 29/1700Z SFC/FL150 S0802 E11253 - S0758 E11317 - S0812 E11322 - S0825 E11312 - S0809 E11251RMK: VA IDENTIFIABLE ON LATEST SATELLITE IMAGERY MOV SE. GROUND REPORTS INDICATE INTERMITTENT ERUPTIONS ARE ONGOING. HEIGHT AND MOVEMENT BASED ON SATELLITE IMAGERY, GROUND REPORTS AND MODEL GUIDANCE.NXT ADVISORY: NO LATER THAN 20260929/0520Z=