Explosive 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 05 kts in E direction.The full report is as follows:FVAU02 at 23:10 UTC, 19/12/25 from ADRMVA ADVISORYDTG: 20251219/2310ZVAAC: DARWINVOLCANO: SEMERU 263300PSN: S0806 E11255AREA: INDONESIASOURCE ELEV: 3657M AMSLADVISORY NR: 2025/1449INFO SOURCE: CVGHM, HIMAWARI-9, WEBCAMERUPTION DETAILS: VA TO FL150 LAST REPORTED AT 19/2253ZOBS VA DTG: 19/2253ZOBS VA CLD: SFC/FL150 S0809 E11251 - S0802 E11251 - S0753 E11315 - S0806 E11323 - S0820 E11315 MOV E 05KTFCST VA CLD +6 HR: 20/0453Z SFC/FL150 S0809 E11251 - S0802 E11251 - S0753 E11317 - S0806 E11323 - S0820 E11315FCST VA CLD +12 HR: 20/1053Z SFC/FL150 S0809 E11251 - S0802 E11251 - S0753 E11317 - S0806 E11323 - S0820 E11315FCST VA CLD +18 HR: 20/1653Z SFC/FL150 S0809 E11251 - S0802 E11251 - S0754 E11318 - S0806 E11323 - S0819 E11317RMK: VA NOT IDENTIFIABLE ON LATEST SATELLITE IMAGERY DUE TO MET CLOUD. RECENT GROUND REPORTS INDICATE INTERMITTENT DISCRETE EMISSIONS ARE ONGOING. VA HEIGHT AND MOVEMENT BASED ON HIMAWARI-9 SATELLITE IMAGERY, GROUND REPORTS AND MODEL GUIDANCE.NXT ADVISORY: NO LATER THAN 20251220/0510Z=