Satellite image of Semeru volcano on 10 Apr 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 and is moving at 05 kts in N direction.The full report is as follows:FVAU02 at 00:21 UTC, 10/04/26 from ADRMVA ADVISORYDTG: 20260410/0020ZVAAC: DARWINVOLCANO: SEMERU 263300PSN: S0806 E11255AREA: INDONESIASOURCE ELEV: 3657M AMSLADVISORY NR: 2026/408INFO SOURCE: HIMAWARI-9, CVGHMERUPTION DETAILS: VA TO FL150 REPORTED AT 09/2323ZEST VA DTG: 09/2350ZEST VA CLD: SFC/FL150 S0809 E11259 - S0809 E11251 - S0758 E11243 - S0749 E11254 - S0756 E11305 MOV N 05KTFCST VA CLD +6 HR: 10/0550Z SFC/FL150 S0808 E11258 - S0809 E11253 - S0759 E11242 - S0751 E11247 - S0748 E11255 - S0755 E11305FCST VA CLD +12 HR: 10/1150Z SFC/FL150 S0809 E11253 - S0800 E11242 - S0753 E11246 - S0750 E11255 - S0756 E11304 - S0808 E11258FCST VA CLD +18 HR: 10/1750Z SFC/FL150 S0809 E11254 - S0803 E11243 - S0755 E11244 - S0751 E11253 - S0753 E11301 - S0801 E11304 - S0808 E11259RMK: VA CURRENTLY NOT IDENTIFIABLE ON SATELLITE IMAGERY DUE TO MET CLOUD, HOWEVER GROUND REPORTS INDICATE ONGOING EMISSIONS. VA HEIGHT AND MOVEMENT BASED ON SAT IMAGERY, GROUND REPORTS AND MODEL GUIDANCE.NXT ADVISORY: NO LATER THAN 20260410/0620Z=