Areas already devastated by January's California wildfires are now dealing with an atmospheric river, dropping rain and snow.

The North Bay is slated to bear the brunt of the atmospheric river headed for the Bay. Though it will rain all weekend, the National Weather Service says the heavy rains come Monday and Tuesday ...

For the first time in six years, water is gushing through a unique spillway in Lake Berryessa, just north of San Francisco.

He earned a B.A. in atmospheric sciences from Harvard University ... The jet stream is like a river of west-to-east winds in the upper atmosphere. Airplanes use it like a highway.

Atmospheric rivers like the ones hitting the state this week sometimes wobble, and these slight movements can be challenging to predict.

After an unusually dry January, a powerful atmospheric river known as the ‘Pineapple Express’ is set to bring heavy rain, snow, and strong winds to central and northern California over the coming days ...

The first in what’s expected to be a series of three atmospheric river storms has arrived in California. Forecasters are hopeful the winter storms might finally lift Los Angeles County from the ...

A strong atmospheric river is moving into Northern and Central California and is expected to bring consistent rain throughout the weekend, according to the National Weather Service. For the first ...

Coming from the tropics, these atmospheric river storms will be warmer, and the weather models are not unified on how much of the precipitation will fall as snow. We're seeing it right now ...

An atmospheric river event started impacting the northern half of the state overnight and flattened our ridge of high pressure. The ridge will remain over the southern half of Utah, so there will be ...

A Flood Watch has been issued for the entire Bay Area, as an atmospheric river storm on Friday ushers the return of wet weather to the region following a mostly dry January. According to the ...

A flood watch is in effect for most of the Bay Area through 10 p.m. Sunday Coastal mountain regions could see as much as 8" of rain The heaviest rain from the atmospheric river will fall on ...