The storm will usher in warm temperatures, which will contribute to the flooding risk from heavy rain as snow melts.

An incoming atmospheric river is forecast to drench Oregon’s northern coast with more than 4 inches of rain between Saturday ...

As a series of Pacific storms continues in the northwestern United States and in southwestern Canada, the biggest storm of the bunch will include an atmospheric river in portions of Washington and ...

This weekend is shaping up to be the warmest spell of weather in the Bay Area in a month as temperatures climb well into the 60s toward 70 degrees. A subtropical high-pressure system over Mexico will ...

After a snowy and cold start to February, the greater Portland area is preparing for a strong atmospheric river this weekend.

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

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

The combination of temperatures rising and more precipitation expected has prompted a Flood Watch for this weekend.

Oregon's snowpack jumped to 144% of normal by Thursday, the best in the western US. However, a warm atmospheric river will ...

Another atmospheric river is preparing to take aim at the Bay Area and Central California, bringing “impactful rain,” flash ...

An expert at the Scripps Institution of Oceanography explains the weather phenomenon that can wreak havoc across California.

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