A historically strong bomb cyclone killed at least two people and caused a mass power outage that could last for days after it slammed the Pacific Northwest and Canada’s British Columbia with destructive winds.

A bomb cyclone and an atmospheric river will continue lashing the Pacific Northwest with severe weather conditions, the National Weather Service said.

A powerful storm was clobbering Washington state on Wednesday, knocking out power to hundreds of thousands while wreaking havoc on road travel and causing at least one death and two injuries. A woman was killed on Tuesday when a tree fell on a homeless encampment in Lynnwood,