Another atmospheric river will bring more rain to the Pacific Northwest later this week, heightening an extensive flood threat.

What is it about mid-December weather? The latest atmospheric river has brought warm, heavy rain, resulting in widespread major flooding and landslides.

The Washington State Department of Transportation (WSDOT) says crews have reopened more than 50 highways as western Washington is still recovering from an atmospheric river that caused historic flooding.

As another atmospheric river moves over Washington, it is expected that the area will receive another 5-8 inches of rain. This comes just days after a historic flooding devastated parts of Washington.

Record river flooding is ongoing in parts of Washington State, but following a drier weekend, a new worry for wetter weather will arise early in the week ahead.

Portland’s latest atmospheric river sent wind and rain into western Oregon and Washington overnight. Scattered showers will continue as the winds begin to calm.

Cowlitz River below Mayfield Dam also remains under flood warnings on Tuesday, “until further notice,” as the river flow has risen above 25,000 cfs—the flood stage threshold. Flooding is expected from Mayfield Dam downstream through Toledo, covering farmlands and roads, mainly near Toledo, as flows stay near 29,000 cfs through Wednesday.

Another wave of heavy rain smacks western Washington with a third atmospheric river that's expected to cause more problems.Washington is bracing for another ro