Satellite image of Semeru volcano on 9 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, 09/10/26 from ADRMVA ADVISORYDTG: 20261009/0020ZVAAC: DARWINVOLCANO: SEMERU 263300PSN: S0806 E11255AREA: INDONESIASOURCE ELEV: 3657M AMSLADVISORY NR: 2026/1154INFO SOURCE: HIMAWARI-9, CVGHMERUPTION DETAILS: VA TO FL150 OBS AT 09/0000Z, MOV ENEOBS VA DTG: 09/0000ZOBS VA CLD: SFC/FL150 S0809 E11252 - S0804 E11252 - S0754 E11313 - S0802 E11321 - S0811 E11316 MOV NE 05KTFCST VA CLD +6 HR: 09/0600Z SFC/FL150 S0803 E11252 - S0756 E11316 - S0807 E11323 - S0817 E11313 - S0808 E11252FCST VA CLD +12 HR: 09/1200Z SFC/FL150 S0804 E11252 - S0753 E11315 - S0804 E11323 - S0814 E11317 - S0808 E11252FCST VA CLD +18 HR: 09/1800Z SFC/FL150 S0808 E11252 - S0803 E11252 - S0756 E11315 - S0807 E11323 - S0818 E11315RMK: VA IDENTIFIABLE ON CURRENT SATELLITE IMAGERY. HEIGHT AND MOVEMENT BASED ON SATELLITE IMAGERY, GROUND REPORTS AND MODEL GUIDANCE.NXT ADVISORY: NO LATER THAN 20261009/0620Z=