Satellite image of Semeru volcano on 4 Jul 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 06:28 UTC, 04/07/26 from ADRMVA ADVISORYDTG: 20260704/0630ZVAAC: DARWINVOLCANO: SEMERU 263300PSN: S0806 E11255AREA: INDONESIASOURCE ELEV: 3657M AMSLADVISORY NR: 2026/757INFO SOURCE: HIMAWARI-9, CVGHMERUPTION DETAILS: VA OBS AT 04/0610Z MOV SEOBS VA DTG: 04/0610ZOBS VA CLD: SFC/FL150 S0801 E11257 - S0815 E11329 - S0834 E11323 - S0841 E11300 - S0808 E11248 MOV SE 10KTFCST VA CLD +6 HR: 04/1210Z SFC/FL150 S0807 E11250 - S0801 E11257 - S0815 E11329 - S0831 E11326 - S0836 E11307FCST VA CLD +12 HR: 04/1810Z SFC/FL150 S0807 E11250 - S0801 E11257 - S0815 E11329 - S0831 E11326 - S0836 E11307FCST VA CLD +18 HR: 05/0010Z SFC/FL150 S0801 E11253 - S0805 E11327 - S0818 E11327 - S0829 E11319 - S0810 E11250RMK: DISCRETE VA EMISSIONS IDENTIFIABLE ON CURRENT SATELLITE IMAGERY MOV SE. GROUND REPORTS INDICATE INTERMITTENT ERUPTIONS ARE ONGOING. HEIGHT AND MOVEMENT BASED ON SATELLITE IMAGERY, GROUND REPORTS AND MODEL GUIDANCE.NXT ADVISORY: NO LATER THAN 20260704/1230Z=