Satellite image of Ambrym volcano on 18 Sep 2026Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Wellington warned of a volcanic ash plume rising to an estimated 10000 ft (3000 m), or flight level 100, and moving at 15 kts in E direction.Original VAAC bulletin:FVPS01 at 20:11 UTC, 18/09/26 from NZKLVA ADVISORYDTG: 20260918/2011ZVAAC: WELLINGTONVOLCANO: AMBRYM 257040PSN: S1615 E16807AREA: VANUATUSOURCE ELEV: 1334M AMSLADVISORY NR: 2026/1INFO SOURCE: HIMAWARI-9ERUPTION DETAILS: LOW-LEVEL ERUPTIONOBS VA DTG: 18/2011ZOBS VA CLD: SFC/FL100 S1620 E16803 - S1608 E16805 - S1603 E16849 - S1629 E16846 MOV E 15KTFCST VA CLD +6 HR: 19/0211Z NOT AVBLFCST VA CLD +12 HR: 19/0811Z NOT AVBLFCST VA CLD +18 HR: 19/1411Z NOT AVBLRMK: MORE INFORMATION TO FOLLOW SHORTLYNXT ADVISORY: NO LATER THAN 20260919/0211Z=