An atmospheric river is a flowing column of condensed water vapor responsible for producing significant levels of rain and ...

Meanwhile, Southern California this week will see dry conditions amid gusty Santa Ana winds that could raise the risk of ...

A massive plume of moisture from the Pacific called an atmospheric river will hit the West Coast on Tuesday afternoon and ...

Severe weather is set to hit opposite ends of the country this week, with a powerful low pressure system — followed by an ...

Severe flooding, dangerous debris flows and deadly mudslides loom over parts of Northern California as an atmospheric river ...

An atmospheric river begins to make landfall early Wednesday with heavy rain expected in the North Bay where flood watches ...

"Numerous flash floods, hazardous travel, power outages, and tree damage can be expected as the storm reaches max intensity," ...

SEATTLE (AP) — Northern California and the Pacific Northwest are bracing for what is expected to be the strongest storm of ...

An atmospheric river is set to sweep through Northern California this week, bringing heavy rain and strong winds to the ...

A "bomb cyclone" is forecast to intensify an atmospheric river and bring snow to the northern Sierra Nevada starting on ...

The Northwest is bracing for a strong storm system to move in this week, fueled by an atmospheric river​ and bomb cyclone. What do those terms mean?

On Sunday, the National Weather Service issued a hydrologic outlook for much of Northwest Oregon and Southwest Washington.