Continuous ash emissions at Sheveluch volcano reach 8 800 m (29 000 feet) a.s.l., Russia

Volcanic ash from Sheveluch in Russia was observed at 8 800 m (29 000 feet) above sea level at 05:20 UTC on April 1, 2026. The advisory was issued by the Tokyo VAAC at 06:00 UTC.

Satellite observations via Himawari-9 confirmed continuous volcanic ash at altitudes up to 8 800 m (29 000 feet) above sea level, moving northeast at approximately 28 km/h (17 mph). No Aviation Color Code was stated in this advisory.

According to the Smithsonian / USGS Weekly Volcanic Activity Report for March 12–18, 2026, eruptive activity at Sheveluch continued, with explosions generating ash plumes as high as 11 000 m (36 100 feet) and drifting significant distances eastward and northeastward. The Aviation Color Code was Orange during that period.

Sheveluch is a large stratovolcano located in Kamchatka, Russia. It is known for frequent explosive eruptions producing high ash plumes, pyroclastic flows, and dome growth episodes. Hazards include ashfall, pyroclastic flows, and lahars, with the nearest settlements Klyuchi and Ust-Kamchatsk situated within 50 km (31 miles) of the volcano.