Satellite image of Lewotolo volcano on 21 Sep 2026Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Darwin warned of a volcanic ash plume rising to an estimated 7000 ft (2100 m), or flight level 070, and moving at 10 kts in W direction.Original VAAC bulletin:FVAU04 at 22:56 UTC, 21/09/26 from ADRMVA ADVISORYDTG: 20260921/2300ZVAAC: DARWINVOLCANO: LEWOTOLOK 264230PSN: S0816 E12330AREA: INDONESIASOURCE ELEV: 1423M AMSLADVISORY NR: 2026/263INFO SOURCE: HIMAWARI-9, CVGHMERUPTION DETAILS: VA TO FL070 OBS AT 21/2240Z EXTD WOBS VA DTG: 21/2240ZOBS VA CLD: SFC/FL070 S0817 E12333 - S0827 E12307 - S0811 E12305 - S0813 E12333 MOV W 10KTFCST VA CLD +6 HR: 22/0440Z SFC/FL070 S0815 E12332 - S0819 E12331 - S0816 E12306 - S0805 E12306 - S0759 E12315FCST VA CLD +12 HR: 22/1040Z SFC/FL070 S0815 E12332 - S0819 E12331 - S0816 E12305 - S0806 E12304 - S0800 E12311FCST VA CLD +18 HR: 22/1640Z SFC/FL070 S0816 E12333 - S0819 E12331 - S0818 E12305 - S0804 E12305 - S0756 E12318RMK: CONTINUOUS VA EMISSION OBSERVED ON SATELLITE. HEIGHT AND FCST BASED ON SATELLITE IMAGE, GROUND REPORTS AND MODEL GUIDANCE.NXT ADVISORY: NO LATER THAN 20260922/0500Z=