AVO Cleveland YELLOW/ADVISORY

Aug 17, 2019 21:27 – Elevated surface temperatures observed in satellite images over the past day. Seismicity has decreased slightly in the past 24 hours. No activity was detected in regional or local infrasound data.

Episodes of lava effusion and explosions can occur without advance warning. Explosions from Cleveland are normally short duration and only present a hazard to aviation in the immediate vicinity of the volcano. Larger explosions that present a more widespread hazard to aviation are possible, but are less likely and occur less frequently.

Local seismic and infrasound data, …