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.

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

A global effort to better understand moisture-laden rivers in the sky, like those currently battering the West Coast, will take flight in January.

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

The "Godzilla atmospheric river" system may bring major flooding, landslide dangers, and a month's worth of rain compressed into just days.

While the torrential downpour caused by an atmospheric river has slowed down, rivers and waterways continue to rise and flood in the state.

Portions of western Washington state have experienced a month’s worth of rain within the past few days, causing historic flooding, damaging mudslides and more than 100,00 people facing potential evacuations.

WSDOT stated that crews have reopened more than 50 highways as western Washington is still recovering from an atmospheric river that caused historic flooding.