Satellite image of Semeru volcano on 1 Jan 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 and is moving at 10 kts in E direction.The full report is as follows:FVAU02 at 16:05 UTC, 01/01/26 from ADRMVA ADVISORYDTG: 20260101/1610ZVAAC: DARWINVOLCANO: SEMERU 263300PSN: S0806 E11255AREA: INDONESIASOURCE ELEV: 3657M AMSLADVISORY NR: 2026/3INFO SOURCE: CVGHM, HIMAWARI-9ERUPTION DETAILS: VA TO FL150 LAST REPORTED AT 31/1137Z MOV ENEEST VA DTG: 01/1550ZEST VA CLD: SFC/FL150 S0803 E11252 - S0752 E11316 - S0805 E11326 - S0819 E11317 - S0810 E11252 MOV E 10KTFCST VA CLD +6 HR: 01/2150Z SFC/FL150 S0810 E11252 - S0748 E11250 - S0748 E11307 - S0802 E11317 - S0818 E11311FCST VA CLD +12 HR: 02/0350Z SFC/FL150 S0810 E11252 - S0748 E11246 - S0745 E11302 - S0752 E11316 - S0809 E11317FCST VA CLD +18 HR: 02/0950Z SFC/FL150 S0810 E11252 - S0748 E11246 - S0745 E11302 - S0755 E11317 - S0813 E11317RMK: VA NOT IDENTIFIABLE ON SATELLITE IMAGERY DUE TO MET CLOUD. GROUND REPORTS INDICATE INTERMITTENT DISCRETE EMISSIONS ARE ONGOING. VA HEIGHT AND MOVEMENT BASED ON GROUND REPORTS AND MODEL GUIDANCE.NXT ADVISORY: NO LATER THAN 20260101/2210Z=