Volcanic Ash Advisory Center Darwin (VAAC) issued the following report:FVAU04 at 12:01 UTC, 04/06/26 from ADRMVA ADVISORYDTG: 20260604/1200ZVAAC: DARWINVOLCANO: CENTRAL BISMARCK SEA 250030PSN: S0302 E14747AREA: PAPUA NEW GUINEASOURCE ELEV: 1299M BLW MSLADVISORY NR: 2026/89INFO SOURCE: HIMAWARI-9, RVOERUPTION DETAILS: PLUME TO FL120 OBS EXTENDING NWEST VA DTG: 04/1140ZEST VA CLD: SFC/FL120 S0315 E14754 - S0301 E14708 - S0232 E14718 - S0223 E14746 - S0307 E14804 MOV NW 10KTFCST VA CLD +6 HR: 04/1740Z SFC/FL120 S0314 E14757 - S0306 E14709 - S0240 E14712 - S0218 E14741 - S0306 E14804FCST VA CLD +12 HR: 04/2340Z SFC/FL120 S0315 E14756 - S0304 E14708 - S0237 E14715 - S0224 E14742 - S0307 E14804FCST VA CLD +18 HR: 05/0540Z SFC/FL120 S0315 E14757 - S0307 E14706 - S0235 E14714 - S0225 E14742 - S0305 E14804RMK: VA EMISSION PARTIALLY IDENTIFIABLE ON RGB SATELLITE IMAGERY EXTENDING TO THE NW BUT PLUME LARGELY OBSCURED DUE TO MET CLOUD AND DARKNESS. VA HEIGHT AND MOVEMENT BASED ON HIMAWARI-9 SAT IMAGERY AND MODEL GUIDANCE.NXT ADVISORY: NO LATER THAN 20260604/1800Z=