Atmospheric rivers are a plume of moisture that extend across the Pacific to near Hawaii. When they hit land they can cause ...

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

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.

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

Just a month after fierce Santa Ana winds propelled a firestorm across Los Angeles County, residents faced another extreme ...

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

Another major storm is moving through the Bay Area, bringing torrential rains, high winds and prompting the National Weather Service to issue a flood watch.

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

After a few overperforming systems that benefitted Utah’s northern half, an incoming atmospheric river is slated to blast all ...

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