Satellite image of Semeru volcano on 11 Aug 2026Explosive 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 04:52 UTC, 11/08/26 from ADRMVA ADVISORYDTG: 20260811/0450ZVAAC: DARWINVOLCANO: SEMERU 263300PSN: S0806 E11255AREA: INDONESIASOURCE ELEV: 3657M AMSLADVISORY NR: 2026/912INFO SOURCE: HIMAWARI-9, CVGHMERUPTION DETAILS: VA TO FL150 OBS FM GND 10/2254Z MOV E TO SEEST VA DTG: 11/0430ZEST VA CLD: SFC/FL150 S0806 E11248 - S0759 E11255 - S0813 E11324 - S0830 E11325 - S0833 E11307 MOV SE 10KTFCST VA CLD +6 HR: 11/1030Z SFC/FL150 S0805 E11249 - S0800 E11253 - S0807 E11323 - S0824 E11327 - S0833 E11311FCST VA CLD +12 HR: 11/1630Z SFC/FL150 S0801 E11252 - S0800 E11320 - S0815 E11327 - S0829 E11318 - S0809 E11249FCST VA CLD +18 HR: 11/2230Z SFC/FL150 S0811 E11249 - S0801 E11249 - S0755 E11311 - S0806 E11322 - S0818 E11323 - S0827 E11311RMK: VA NOT IDENTIFIABLE ON RECENT SATELLITE IMAGERY. GROUND REPORTS INDICATE INTERMITTENT DISCRETE ERUPTIONS ARE ONGOING. VA HEIGHT AND FORECAST BASED ON SATELLITE IMAGERY, GROUND REPORTS AND MODEL GUIDANCE.NXT ADVISORY: NO LATER THAN 20260811/1050Z=