Cleveland (Alaska) volcano activity update: episodes of lava effusion and explosions can occur without advance warning

Unrest continues. 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. Elevated surface temperatures were…