Lewotobi Volcanic Ash Advisory: ash plume to 6,000 ft (1,800 m) as of Aug 31, 05:22 UTC

Satellite image of Lewotobi volcano on 31 Aug 2026

Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Darwin warned of a volcanic ash plume rising to an estimated 6000 ft (1800 m), or flight level 060.
Original VAAC bulletin:

FVAU04 at 05:22 UTC, 31/08/26 from ADRM
VA ADVISORY
DTG: 20260831/0521Z
VAAC: DARWIN
VOLCANO: LEWOTOBI 264180
PSN: S0833 E12246
AREA: INDONESIA
SOURCE ELEV: 1703M AMSL
ADVISORY NR: 2026/441
INFO SOURCE: CVGHM, HIMAWARI-9
ERUPTION DETAILS: VA TO FL060 MOV NW
EST VA DTG: 31/0500Z
EST VA CLD: SFC/FL060 S0832 E12247 - S0833 E12248 - S0835
 E12239 - S0831 E12237 - S0825 E12241 MOV NW 10KT
FCST VA CLD +6 HR: 31/1100Z NO VA EXP
FCST VA CLD +12 HR: 31/1700Z NO VA EXP
FCST VA CLD +18 HR: 31/2300Z NO VA EXP
RMK: CVGHM REPORTED ERUPTION TO 300M ABOVE SUMMIT. VA NOT
 IDENTIFIABLE ON SATELLITE IMAGERY. HEIGHT BASED ON GROUND
 REPORT. VA EXPECTED TO DISSIPATE WITH 3-6 HRS.
NXT ADVISORY: NO LATER THAN 20260831/1121Z=