Up to a foot of rain has already fallen in the last few days, and more is on the way amid major flooding in Washington state.

Deja vu.” That was how John Perry, the mayor of Everson, Washington, described what it felt like to watch as flood waters from the Nooksack River began to inundate the streets, homes and businesses of his community for the second time in about four years.

Unprecedented flooding is driving tens of thousands of people from their homes. Local authorities are sharing resources, and the state is asking for federal aid.

The first in what is expected to be a series of damaging storms this week caused power outages, flooding and school closures in parts of Oregon and Washington on Tuesday.

Authorities are going door-to-door in South Prairie, Washington, in Pierce County, urging residents to leave their homes immediately as water rises there. The Pierce County Sheriff’s Office previously said that at least 25 people have been rescued in the county since Wednesday, including in South Prairie.

Days of heavy rain pushed waterways to record flood levels in a mountainous region north of Seattle. “Do not wait,” local officials warned residents as they urged them to seek higher ground.

An estimated 100,000 Washington residents could face evacuation orders because of rapidly rising floodwaters, Gov. Bob Ferguson’s office said Wednesday afternoon.

Heavy rain​ has triggered flooding, rescues and road closures in Washington state, with Gov. Bob Ferguson declaring a statewide emergency​.