Ash plumes and frequent explosions were the clearest signs of activity today, led by Fuego in Guatemala and Lewotobi in Indonesia. Fuego produced up to eight explosions per hour, while Lewotobi sent e…Ash plumes and frequent explosions were the clearest signs of activity today, led by Fuego in Guatemala and Lewotobi in Indonesia. Fuego produced up to eight explosions per hour, while Lewotobi sent explosion plumes as high as 1,200 m; Sabancaya also emitted ash, gas, and vapor to 1,100 m.Great Sitkin continued slowly erupting lava within its summit crater and was at Watch status.