Lewotobi Volcano Volcanic Ash Advisory: VA TO FL080 OBS AT 21/1120Z MOV NE EST VA DTG: 21/1140Z to 8000 ft (2400 m)

Satellite image of Lewotobi volcano on 21 Jul 2026

Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 8000 ft (2400 m) altitude or flight level 080 .
The full report is as follows:

FVAU04 at 11:58 UTC, 21/07/26 from ADRM
VA ADVISORY
DTG: 20260721/1200Z
VAAC: DARWIN
VOLCANO: LEWOTOBI 264180
PSN: S0833 E12246
AREA: INDONESIA
SOURCE ELEV: 1703M AMSL
ADVISORY NR: 2026/279
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL080 OBS AT 21/1120Z MOV NE
EST VA DTG: 21/1140Z
EST VA CLD: SFC/FL080 S0837 E12242 – S0825 E12237 – S0807
E12242 – S0814 E12309 – S0845 E12311 MOV NE 05KT
FCST VA CLD +6 HR: 21/1740Z SFC/FL080 S0837 E12242 – S0807
E12243 – S0808 E12303 – S0822 E12314 – S0840 E12311
FCST VA CLD +12 HR: 21/2340Z SFC/FL080 S0837 E12242 – S0809
E12229 – S0805 E12253 – S0817 E12311 – S0841 E12311
FCST VA CLD +18 HR: 22/0540Z SFC/FL080 S0837 E12242 – S0812
E12224 – S0805 E12247 – S0813 E12308 – S0836 E12312
RMK: VA NOT IDENTIFIABLE ON SALLITE IMAGERY DUE TO MET
CLOUD. GROUND REPORTS INDICATE INTERMITTENT VA ERUPTIONS ARE
ONGOING. VA HEIGHT AND MOVEMENT BASED ON SATELLITE IMAGERY,
GROUND REPORTS AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260721/1800Z=