Map of today's active volcanoesEtna (Sicily, Italy): Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Toulouse warned of a volcanic ash plume rising to an estimated 16000 ft (4900 m), or flight level 160, and moving at 20 kts in SE direction.Original VAAC bulletin: ash plume to 16,000 ft (4,900 m) as of Aug 17, 21:00 UTC...20 Aug:The latest effusive activity (lava flow eruption) from 18 August is clearly visible from space.The Sentinel-2 satellite detected two ongoing lava flows in the upper Valle del Bove (3,100 meters elevation approx.) and in the Rocca Capra area (1,300 meters elevation approx.).In the attached images, the first is the satellite imagery acquisition from 18 August depicting thermal anomalies of both lava flows, and the second one displays a probability of lava flow development, in which black denotes the low-probability outer envelope of the simulated field and red denotes the high-probability propagation corridors.Klyuchevskoy (Kamchatka): Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Tokyo warned of a volcanic ash plume rising to an estimated 23000 ft (7000 m), or flight level 230, and moving at 20 kts in E direction.Original VAAC bulletin: ash plume to 23,000 ft (7,000 m) as of Aug 19, 05:20 UTCKanlaon (Central Philippines): (19 Aug) An eruption was reported at Kanlaon at 21:24 UTC on 19 August 2026, but no volcanic ash cloud was identifiable in satellite data as of 21:40 UTC. No further advisories are planned unless ash is detected.Original VAAC bulletin: no ash plume observed as of 19 Aug 2026, 21:40 UTCIbu (Halmahera, Indonesia): (20 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 20, 07:50 UTCLewotobi (Flores): Ground reports confirm intermittent ash emissions from Lewotobi as of 20 August 2026, 19:10 UTC, but no ash plume height was observed. Ash movement is estimated toward the west at 10 knots.Original VAAC bulletin: Lewotobi Volcanic Ash AdvisorySemeru (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 20, 10:10 UTCDukono (Halmahera): (20 Aug) 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: ash plume to 6,000 ft (1,800 m) as of Aug 20, 03:40 UTCAoba (Vanuatu): Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Wellington warned of a volcanic ash plume rising to an estimated 15000 ft (4600 m), or flight level 150, and moving at 10 kts in SE direction.Original VAAC bulletin: ash plume to 15,000 ft (4,600 m) as of Aug 17, 15:21 UTCPopocatépetl (Central Mexico): As of 17 August 2026 at 14:36 UTC, no volcanic ash was observed at Popocatépetl. No ash is expected in the next 18 hours according to the latest advisory.Original VAAC bulletin: no ash observed as of 17 Aug 2026, 14:36 UTCSantiaguito (Guatemala): Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Washington warned of a volcanic ash plume rising to an estimated 14000 ft (4300 m), or flight level 140.Original VAAC bulletin: ash plume to 14,000 ft (4,300 m) as of Aug 17, 09:20 UTCFuego (Guatemala): The Washington VAAC reports likely volcanic ash emissions from Fuego as of 19 August 2026, 11:00 UTC. Ash plume height is not specified; movement forecasts indicate ash may drift west to west-northwest over the next 18 hours.Original VAAC bulletin: Fuego Volcanic Ash AdvisoryTelica (Nicaragua): Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Washington warned of a volcanic ash plume rising to an estimated 4000 ft (1200 m), or flight level 040.Original VAAC bulletin: ash plume to 4,000 ft (1,200 m) as of Aug 20, 14:40 UTCPuracé (Colombia): Ongoing volcanic ash emissions are reported at Puracé. Ash was not detected by satellite due to weather clouds, but emissions are likely continuing as of 20 August 2026, 17:40 UTC. Forecasts indicate no change in model winds at flight level over the next 18 hours.Original VAAC bulletin: Puracé Volcanic Ash AdvisoryReventador (Ecuador): Ongoing volcanic ash emissions are reported at Reventador. No ash plume height was observed or reported as of the latest advisory on 20 August 2026 at 17:39 UTC. Forecasts indicate continued ash presence at flight level FL140 moving west.Original VAAC bulletin: Reventador Volcanic Ash AdvisorySabancaya (Peru): Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Buenos Aires warned of a volcanic ash plume rising to an estimated 23000 ft (7000 m), or flight level 230, and moving at 20 kts in NE direction.Original VAAC bulletin: ash plume to 23,000 ft (7,000 m) as of Aug 20, 14:00 UTC