A bomb cyclone and corresponding atmospheric river are bringing precipitation to Northern California. See satellite photos ...

A developing storm system forecast to swing off the Oregon and Washington coastline on Friday will add to the region's ...

A powerful winter storm, brewing this week over Northern California and the Pacific Northwest, is what meteorologists call a ...

The week begins with a Freeze Warning across the Valley on Monday night and goes on until Tuesday morning. Areas below 2,000 ...

The Bay Area and Northern California were seeing the impacts of a storm fueled by a strong atmospheric river and intensified ...

California's weather for early December is forecast to be drier than usual, with a break from the heavy rain and snowfalls of mid- to late November.

In northern California, flood and high wind watches were in effect, with up to 8 inches (20 centimeters) of rain predicted ...

A "bomb cyclone" riding a long atmospheric river toward the West Coast is expected to bring more than a foot of rain to parts ...

National Weather Service satellite images show a dramatic, churning cyclone approaching California's coast as parts of ...

A powerful winter storm brewing near the Pacific Northwest known as a bomb cyclone is dragging an atmospheric river.

The atmospheric river will be weaker by the time it shifts toward Southern California. However, for now, weekend rain looks ...

A bomb cyclone slams NorCal, dumping snow, closing Lassen Volcanic National Park roads, and prompting flood, wind and ...