Satellite image of Semeru volcano on 23 Feb 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 10:20 UTC, 23/02/26 from ADRMVA ADVISORYDTG: 20260223/1010ZVAAC: DARWINVOLCANO: SEMERU 263300PSN: S0806 E11255AREA: INDONESIASOURCE ELEV: 3657M AMSLADVISORY NR: 2026/219INFO SOURCE: CVGHM, HIMAWARI-9ERUPTION DETAILS: VA TO FL150 MOV NE LAST REPORTED AT 23/0851ZEST VA DTG: 23/0950ZEST VA CLD: SFC/FL150 S0805 E11252 - S0746 E11307 - S0812 E11321 - S0809 E11254 MOV NE 10KTFCST VA CLD +6 HR: 23/1550Z SFC/FL150 S0809 E11254 - S0804 E11251 - S0744 E11302 - S0806 E11319FCST VA CLD +12 HR: 23/2150Z SFC/FL150 S0805 E11252 - S0747 E11314 - S0804 E11323 - S0809 E11254FCST VA CLD +18 HR: 24/0350Z SFC/FL150 S0809 E11254 - S0805 E11252 - S0754 E11314 - S0809 E11319RMK: VA NOT IDENTIFIABLE ON SATELLITE IMAGERY DUE TO MET CLOUD. GROUND REPORTS INDICATE INTERMITTENT ERUPTIONS ARE ONGOING. VA HEIGHT AND MOVEMENT BASED ON GROUND REPORTS AND MODEL GUIDANCE.NXT ADVISORY: NO LATER THAN 20260223/1610Z=