Activity at the volcano remains relatively intense. A stronger explosion began last night at 20:57 local time and lasted approx. 20 minutes. Incandescent lava bombs were thrown all over the upper part of the summit cone, to distances exceeding several hundred meters, and an ash plume rose approx. 3000 m above the crater to 28,000 ft (8.5 km) altitude and drifted west. Time-lapse video: …