Klyuchevskoy (Kamchatka): (29 Aug) An eruption was reported at Klyuchevskoy at 22:40 UTC on 29 August 2026, but no volcanic ash cloud was identifiable in satellite data as of 23:00 UTC. No forecast information is available.
Original VAAC bulletin: no ash plume observed as of 29 Aug 2026, 23:00 UTC
Sakurajima (Kyushu, Japan): The Volcanic Ash Advisory Center (VAAC) Tokyo issued the following bulletin.
Original VAAC bulletin: ERUPTED AT 20260830/1629Z FL090 EXTD W OBS VA DTG: 30/1630Z
Ibu (Halmahera, Indonesia): Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Darwin warned of a volcanic ash plume rising to an estimated 7000 ft (2100 m), or flight level 070.
Original VAAC bulletin: ash plume to 7,000 ft (2,100 m) as of Aug 30, 10:11 UTC
Lewotobi (Flores): (30 Aug) Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Darwin warned of a volcanic ash plume rising to an estimated 7000 ft (2100 m), or flight level 070.
Original VAAC bulletin: ash plume to 7,000 ft (2,100 m) as of Aug 30, 06:40 UTC
Lewotolo (Lesser Sunda Islands): A ground report indicated volcanic ash up to FL070 moving west as of 30 August 2026, 10:30 UTC. Forecasts suggest ash is expected to dissipate within 6 to 12 hours.
Original VAAC bulletin: Lewotolo Volcanic Ash Advisory
Semeru (East Java, Indonesia): Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Darwin warned of a volcanic ash plume rising to an estimated 15000 ft (4600 m), or flight level 150.
Original VAAC bulletin: ash plume to 15,000 ft (4,600 m) as of Aug 30, 15:30 UTC
Dukono (Halmahera): (29 Aug) Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Darwin warned of a volcanic ash plume rising to an estimated 7000 ft (2100 m), or flight level 070, and moving at 05 kts in NE direction.
Original VAAC bulletin: ash plume to 7,000 ft (2,100 m) as of Aug 29, 22:31 UTC
Aoba (Vanuatu): (30 Aug) The Volcanic Ash Advisory Center (VAAC) Wellington issued the following bulletin.
Original VAAC bulletin: VA NO LONGER IDENTIFIABLE IN SATELLITE IMAGERY
Santiaguito (Guatemala): Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Washington warned of a volcanic ash plume rising to an estimated 13000 ft (4000 m), or flight level 130.
Original VAAC bulletin: ash plume to 13,000 ft (4,000 m) as of Aug 30, 14:30 UTC
Fuego (Guatemala): Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Washington warned of a volcanic ash plume rising to an estimated 15000 ft (4600 m), or flight level 150.
Original VAAC bulletin: ash plume to 15,000 ft (4,600 m) as of Aug 30, 17:00 UTC
Puracé (Colombia): The Volcanic Ash Advisory Center (VAAC) Washington issued the following bulletin.
Original VAAC bulletin: PSBL VA EMS
Reventador (Ecuador): The Washington VAAC reports likely volcanic ash emissions from Reventador, but no ash plume was observed due to weather clouds as of 12:20 UTC on August 30, 2026. Forecasts suggest possible continued emissions and northwest movement of ash.
Original VAAC bulletin: Reventador Volcanic Ash Advisory