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 ...

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

Another atmospheric river is preparing to take aim at the Bay Area and Central California, bringing “impactful rain,” flash ...

At atmospheric river continues to slam portions of California Tuesday, with multiple inches of rain expected until Wednesday ...

Heavy precipitation is falling mostly in mountain areas. A flood watch in also in effect for the coast of central California, ...

Downtown San Francisco was drier, but it still had a big day. The area recorded 2.53 inches on Tuesday, its highest daily ...

Impact from a moisture-laden storm is expected to persist in the San Francisco Bay Area through Friday, with more rain likely ...

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 ...

The weather system near Hawaii — one source that will help fuel the weekend atmospheric river in the West — produced prolific precipitation. According to Weather Service data, rainfall in ...

A stronger atmospheric river is set to hit Northern California on Monday and then hit Los Angeles County on Tuesday, aiding ...

An atmospheric river is slamming portions of California ... to return today through the middle of the week as the next weather system moves through the region." Some areas near Sacramento could ...