A group of scientists from Southern California recently came to the Bay Area to send up a series of weather balloons to help ...

An atmospheric river is pounding Northern California with heavy rain and the threat of flooding before heading to Southern California.

While the wet weather may bring an end to a devastating run of wildfires in the state, it could also cause flooding and other hazards.

It's not only a California soaking, but also lowland snowfall for the Pacific Northwest. Here's our latest forecast.

Back-to-back atmospheric river storms are set to hit Los Angeles County this week — giving the region much-needed moisture ...

The wet weather fueled by an atmospheric river comes after a dry January helped ignite fires that devastated California. Here ...

Southern California will begin to see cooler temperatures on Monday as the region braces for an atmospheric river that's expected to bring a deluge of rain this week. Two storm systems are ...

The storm brought heavy rain and high-elevation snowfall to Northern California over the weekend, and a similar one is ...

Heavy rain is hitting the Bay Area and coastal areas this week as an atmospheric river moves through Northern California.

Mon, February 3, 2025 at 8:34 AM UTC ...

Where a river begins Features of a river's upper course How waterfalls, gorges and other physical features are formed Wildlife you might find near or in the upper course This resource is suitable ...