Atmospheric rivers are long and relatively narrow bands of water vapor that form over an ocean and flow through the sky, ...

Heavy rain from the latest atmospheric river triggered flood warnings in several Bay Area counties and evacuations in Santa ...

A new atmospheric river is slamming California, including fire-ravaged Los Angeles, where residents are bracing for the ...

Ahead of the storm’s arrival, officials in Southern California distributed sandbags, prepositioned rescue swimmers and told ...

An expert at the Scripps Institution of Oceanography explains the weather phenomenon that can wreak havoc across California.

An atmospheric river is expected to hit California later this week, bringing heavy rain and wind to much of the state.

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

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

The weather phenomena are common for California winters, but they could cause dangerous debris flows or mudslides in recently ...

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

Here's how much is expected. The storm flooded some areas in Shasta County. More rain is on the way after a windy, ...