The National Weather Service said 2-4 inches of rain are expected in lower elevations, 4-8 inches in the higher ones.
An expert at the Scripps Institution of Oceanography explains the weather phenomenon that can wreak havoc across California.
An atmospheric river gathers moisture from the tropics and moves it inland. California will see heavy rain and snow in ...
A stronger atmospheric river is set to hit Northern California on Monday and then hit L.A. County on Tuesday, aiding hopes of ...
Downtown San Francisco was drier, but it still had a big day. The area recorded 2.53 inches on Tuesday, its highest daily ...
An atmospheric river is expected to bring torrential rain to California this week, threatening parts of the state with flash ...
Torrential rains and mountain snow began moving into California on Wednesday, bringing a high risk of flooding, landslides in ...
Snow made a rare appearance in the Bay Area early Wednesday morning, with Mount Hamilton getting a fresh coat of snow. Video ...