PORTLAND, Ore. (KOIN) — The latest round of flooding concerns grows across western Oregon as another round of rain from an atmospheric river returns to the Pacific Northwest. The Portland National Weather Service has issued a ‘Flood Watch‘ that goes into effect Wednesday night and lasts through Friday night.

"The flooding levels we're looking at are potentially historic in nature," Gov. Bob Ferguson said Thursday afternoon, urging people to listen to official advice and follow evacuation orders.

The Pacific Northwest is expected to see up to seven inches of rain this week, as the eastern United States braces for arctic cold.

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

The river crested at an all-time record on Tuesday as an atmospheric river pummeled the region with significant rainfall.

An atmospheric river, or Pineapple Express, continues to hit the Pacific Northwest with soaking rain on Tuesday — and it’s not expected to let up until Thursday.

The Desimone Levee breached along the Green River in Tukwila, Washington, a suburb south of Seattle, according to the King County emergency services.