Heavy rains that are expected to last until Wednesday afternoon could trigger landslides, sending the flanks of Anak Krakatoa crashing into the sea.
Officials believe wave was caused by volcanic eruption
Mount Soputan spewed ash into the sky, prompting the government to evacuate residents.
With widespread destruction and difficult conditions, officials fear the death toll from Friday’s double disaster of both earthquake and tsunami will run into the thousands.
The Volcan de Fuego or “Volcano of Fire” erupted on Sunday and has injured at least 20 in addition to the fatalities.
Kilauea may be the only one currently erupting, but the tropical paradise is home to other giant active volcanos too.

The Kilauea volcano continues to erupt in Hawaii

Since the eruption of the Kilauea volcano in Hawaii began on May 3, it's showing no signs of slowing down. Hawaii officials have said they may need to evacuate a thousand more people if lava crosses key highways and isolates communities in the rural part of the island.
As Hawaii's Kilauea puts on a show, here are the common things people get wrong about volcanoes
Geologists say it has only relieved pressure temporarily, and larger more powerful events could possibly occur within hours.