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 04:47 UTC, 15/08/26 from ADRMVA ADVISORYDTG: 20260815/0450ZVAAC: DARWINVOLCANO: SEMERU 263300PSN: S0806 E11255AREA: INDONESIASOURCE ELEV: 3657M AMSLADVISORY NR: 2026/928INFO SOURCE: HIMAWARI-9, CVGHMERUPTION DETAILS: VA TO FL150 OBS AT 15/0230Z MOV WNWEST VA DTG: 15/0430ZEST VA CLD: SFC/FL150 S0802 E11301 - S0812 E11301 - S0815 E11236 - S0752 E11232 - S0742 E11253 MOV NW 05KTFCST VA CLD +6 HR: 15/1030Z SFC/FL150 S0802 E11301 - S0812 E11301 - S0815 E11236 - S0800 E11229 - S0748 E11241FCST VA CLD +12 HR: 15/1630Z SFC/FL150 S0802 E11301 - S0812 E11301 - S0825 E11241 - S0814 E11228 - S0757 E11237FCST VA CLD +18 HR: 15/2230Z SFC/FL150 S0802 E11301 - S0812 E11301 - S0825 E11241 - S0814 E11228 - S0757 E11237RMK: VA NOT IDENTIFIABLE ON CURRENT SAT IMG DUE TO MET CLOUD. GROUND REPORTS INDICATE INTERMITTENT ERUPTIONS ARE ONGOING. VA HEIGHT AND MOVEMENT BASED ON PAST SATELLITE IMAGERY, GROUND REPORTS AND MODEL GUIDANCE.NXT ADVISORY: NO LATER THAN 20260815/1050Z=