A volcanic ash cloud was observed from Ibu as of 25 September 2026 at 21:50 UTC, moving northeast. Forecasts indicate continued ash movement; intermittent eruptions are reported.Original VAAC bulletin:FVAU03 at 22:04 UTC, 25/09/26 from ADRMVA ADVISORYDTG: 20260925/2210ZVAAC: DARWINVOLCANO: IBU 268030PSN: N0129 E12738AREA: INDONESIASOURCE ELEV: 1325M AMSLADVISORY NR: 2026/1091INFO SOURCE: HIMAWARI-9, CVGHMERUPTION DETAILS: VA OBS AT 25/2150Z MOV NEEST VA DTG: 25/2150ZEST VA CLD: SFC/FL070 N0126 E12736 - N0131 E12733 - N0147 E12746 - N0141 E12805 - N0120 E12757 MOV NE 05KTFCST VA CLD +6 HR: 26/0350Z SFC/FL070 N0124 E12735 - N0128 E12730 - N0144 E12725 - N0158 E12747 - N0141 E12808 - N0120 E12757FCST VA CLD +12 HR: 26/0950Z SFC/FL070 N0121 E12737 - N0127 E12730 - N0143 E12724 - N0159 E12744 - N0145 E12802 - N0123 E12757FCST VA CLD +18 HR: 26/1550Z SFC/FL070 N0123 E12736 - N0128 E12731 - N0142 E12722 - N0158 E12741 - N0149 E12801 - N0122 E12757RMK: VA IDENTIFIABLE ON LATEST SATELLITE IMAGERY MOVING NE. REGULAR GROUND REPORTS INDICATE INTERMITTENT ERUPTIONS ARE ONGOING. HEIGHT AND MOVEMENT BASED ON SATELLITE IMAGERY, GROUND REPORTS AND MODEL GUIDANCE.NXT ADVISORY: NO LATER THAN 20260926/0410Z=