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 .The full report is as follows:FVAU02 at 22:52 UTC, 16/04/26 from ADRMVA ADVISORYDTG: 20260416/2300ZVAAC: DARWINVOLCANO: SEMERU 263300PSN: S0806 E11255AREA: INDONESIASOURCE ELEV: 3657M AMSLADVISORY NR: 2026/437INFO SOURCE: HIMAWARI-9, CVGHMERUPTION DETAILS: VA TO FL150 OBS AT 16/2240Z, MOV NWOBS VA DTG: 16/2240ZOBS VA CLD: SFC/FL150 S0809 E11254 - S0730 E11221 - S0721 E11242 - S0807 E11259 MOV NW 10KTFCST VA CLD +6 HR: 17/0440Z SFC/FL150 S0810 E11257 - S0755 E11214 - S0737 E11227 - S0806 E11259FCST VA CLD +12 HR: 17/1040Z SFC/FL150 S0804 E11259 - S0809 E11259 - S0818 E11220 - S0808 E11211 - S0754 E11220FCST VA CLD +18 HR: 17/1640Z SFC/FL150 S0804 E11258 - S0809 E11258 - S0818 E11220 - S0808 E11211 - S0755 E11220RMK: DISCRETE VA EMISSIONS IDENTIFIABLE ON SAT IMAGERY MOV NW. VA HEIGHT AND MOVEMENT BASED ON H9 IMAGERY, GND REPORTS AND ECMWF MODEL GUIDANCE.NXT ADVISORY: NO LATER THAN 20260417/0500Z=