The West Coast is in the middle of a long-lasting and potent atmospheric river event, which will bring days of heavy rain and ...

Heavy rain and heavy snow are expected to affect Northern California this weekend as an atmospheric river arrives.

A much wetter stretch is ahead from California to Washington as multiple systems crash into the Pacific Coast. Here’s how ...

A prolonged atmospheric river will continue to drive moisture into the Pacific Northwest and northern California. Rain, snow ...

Forecasts indicate that an atmospheric river will bring heavy rain and snowfall to much of the Pacific Northwest starting ...

It's not only a California soaking, but also lowland snowfall for the Pacific Northwest. Here's our latest forecast.

A prolonged atmospheric river event is set to continue delivering moderate to heavy rain across the Pacific Northwest ...

A persistent trough of low pressure has parked itself along the Pacific Northwest. As it spins counterclockwise it is pumping ...

An atmospheric river brought heavy rain and mountain snow to parts of California and the Pacific Northwest on Friday, January 31.Satellite imagery released by the Cooperative Institute for Research in ...

Dry January comes to an end around Portland as a weak atmospheric river brings rain and wind back to the Pacific Northwest ...

The definition: An atmospheric river (AR) is a long plume of moisture that stretches from the tropics or subtropics into ...