Satellite image of Semeru volcano on 12 Oct 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 00:14 UTC, 12/10/26 from ADRMVA ADVISORYDTG: 20261012/0020ZVAAC: DARWINVOLCANO: SEMERU 263300PSN: S0806 E11255AREA: INDONESIASOURCE ELEV: 3657M AMSLADVISORY NR: 2026/1166INFO SOURCE: HIMAWARI-9, CVGHMERUPTION DETAILS: VA TO FL150 MOV SWOBS VA DTG: 12/0000ZOBS VA CLD: SFC/FL150 S0801 E11254 - S0807 E11300 - S0838 E11244 - S0834 E11231 - S0824 E11227 MOV SW 10KTFCST VA CLD +6 HR: 12/0600Z SFC/FL150 S0802 E11255 - S0808 E11301 - S0839 E11247 - S0829 E11224 - S0800 E11222FCST VA CLD +12 HR: 12/1200Z SFC/FL150 S0802 E11256 - S0809 E11300 - S0839 E11247 - S0830 E11225 - S0800 E11221FCST VA CLD +18 HR: 12/1800Z SFC/FL150 S0809 E11258 - S0825 E11223 - S0758 E11221 - S0802 E11257RMK: VA IDENTIFIABLE ON SATELLITE IMAGERY. GROUND REPORTS ALSO INDICATE ONGOING EMISSIONS. HEIGHT AND MOVEMENT BASED ON SATELLITE IMAGERY, GROUND REPORTS AND MODEL GUIDANCE.NXT ADVISORY: NO LATER THAN 20261012/0620Z=