Satellite image of Semeru volcano on 15 Aug 2026Explosive 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 16:46 UTC, 15/08/26 from ADRMVA ADVISORYDTG: 20260815/1650ZVAAC: DARWINVOLCANO: SEMERU 263300PSN: S0806 E11255AREA: INDONESIASOURCE ELEV: 3657M AMSLADVISORY NR: 2026/930INFO SOURCE: HIMAWARI-9, CVGHMERUPTION DETAILS: VA TO FL150 OBS AT 15/1630Z MOV WEST VA DTG: 15/1630ZEST VA CLD: SFC/FL150 S0801 E11300 - S0810 E11301 - S0825 E11241 - S0814 E11228 - S0757 E11237 MOV W 05KTFCST VA CLD +6 HR: 15/2230Z SFC/FL150 S0801 E11301 - S0810 E11303 - S0825 E11241 - S0814 E11228 - S0757 E11237FCST VA CLD +12 HR: 16/0430Z SFC/FL150 S0800 E11259 - S0807 E11303 - S0824 E11257 - S0816 E11231 - S0753 E11235FCST VA CLD +18 HR: 16/1030Z SFC/FL150 S0805 E11302 - S0821 E11248 - S0811 E11231 - S0755 E11231 - S0746 E11249RMK: DISCRETE VA IDENTIFIABLE ON CURRENT SAT IMG. 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 20260815/2250Z=