An atmospheric river event is forecast to rainfall, snow, and the potential for flooding to parts of California this week.

Areas charred by last month's wildfires in Southern California now face a new threat from a powerful, but fast-moving Pacific ...

After an atmospheric river doused the North Bay Tuesday, forecasters say more rain will return to the region Thursday and ...

After a relatively weak storm expected to arrive in L.A. late Thursday, forecasters say a potentially more powerful storm ...

The National Weather Service warnings stretch from Colorado to Maine and multiple storms systems have dumped as much as 9 inches of snow in West Virginia.

An atmospheric river is expected to bring torrential rain to California this week, threatening parts of the state with flash ...

Days after an atmospheric river brought record-setting rainfall to California, the state is in the crosshairs of another ...

As the Bay Area prepares for another round of storms, a new Stanford study explains just how much damage atmospheric rivers ...

Weather balloons and “hurricane hunter” planes aid the science of understanding California’s atmospheric rivers.

Amid a coast-to-coast barrage of winter storms, a firehose of moisture is poised Thursday to bring heavy rains and high winds ...

A new rain storm is bearing down on California, including fire-ravaged Los Angeles, where residents are bracing for the possibility of mudslides and landslides.

Parts of San Luis Obispo County could see flooding as an intense rainstorm hammers the Central Coast, according to the National Weather Service. Another atmospheric river system is set to hit Thursday ...