AVO Cleveland YELLOW/ADVISORY – Unrest continues; elevated temperatures and steaming seen in satellite images

Sep 20, 2019 22:29 – Satellite observations during brief periods of clear weather over the last week showed the typical elevated surface temperatures in the summit crater and minor steam emissions. No ash emissions were observed. Seismicity was quiet occasional local earthquakes. There was nothing significant noted in local or regional infrasound data during the week.

Additional episodes of lava effusion and explosions are likely and will occur without advance warning. The most recent explosion of Cleveland occurred on January 9, 2019. These explosions are normally short duration and only …