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

The storm system that cut a path from Kentucky to Maryland and points farther north on Tuesday brought more than 14 inches ...

A new rain storm is bearing down on California, including fire-ravaged Los Angeles, where residents are bracing for the ...

Meteorologists are tracking more bad weather for next week, which will immediately follow this week's disruptive trifecta of ...

Californians can expect heavy rain, mountain snow and strong winds this week as another atmospheric river brings winter storms over the state.

An atmospheric river is expected to bring torrential rain to California this week, threatening parts of the state with flash ...

Snow, sleet and freezing rain are expected to continue pummeling the central Appalachians and mid-Atlantic states, while ...

Areas charred by last month's wildfires in Southern California now face a new threat from a powerful, but fast-moving Pacific ...

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