An atmospheric river event is forecast to rainfall, snow, and the potential for flooding to parts of California this week.

As the Bay Area prepares for another round of storms, a new Stanford study explains just how much damage atmospheric rivers ...

The biggest storm of the winter, packing a firehose of rain across much of California, will trigger flooding, mudslides and road closures that may put lives and property at risk during the latter part ...

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

An incoming atmospheric river shows the potential for several inches of rain, following months of below average rainfall.

After weeks of dry weather, an atmospheric river event begins Friday, kicking off a dramatic flip in the forecast for Lake ...

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

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

Another storm will impact Northern California starting Thursday morning. That event is forecast to be somewhat less impactful ...

Here's the latest forecast for an upcoming winter storm that forecasters hope could finally lift Los Angeles County from the ...

After a relatively weak storm expected to arrive in L.A. late Thursday, forecasters say a potentially more powerful storm ...

An atmospheric river is a weather feature that can be beneficial and crucial, but can also be a damaging event - particularly for those near the West Coast of the United States. The definition ...