A developing storm system forecast to swing off the Oregon and Washington coastline on Friday will add to the region's ...

"The average atmospheric river carries an amount of water vapor roughly equivalent to the average flow of water at the mouth ...

Forecasters said a final round of rain, snow and high winds were targeting the Pacific Northwest and Northern California ...

A third winter storm is on its way to California, with forecasts anticipating that it will hit the Golden State on Friday, ...

With millions of people preparing to travel for the Thanksgiving holiday, two strong storm systems are bringing high winds, ...

In the northern hemisphere, atmospheric rivers typically occur during winter and are often cited for strong storms in the ...

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

A Pacific storm has undergone what meteorologists call bombogenesis while also hauling in an atmospheric river of moisture.

The weather will "produce an additional 6-12 inches of rainfall over regions with already saturated terrain," the National ...

In northern California, flood and high wind watches were in effect, with up to 8 inches (20 centimeters) of rain predicted ...

Northern California and the Pacific Northwest are bracing for what is expected to be the strongest storm of the season so far, with heavy rain and winds set to pummel the region and potentially cause ...

The storms contributed to alleviating much ... Service shows various weather warnings in place in the Pacific Northwest. An atmospheric river will bring rain and snow to the region through Thursday.