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.

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 ...

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

A series of gales and strong winds coming across the Pacific Ocean are forecasted to bring rain, wind, snow and swell to the ...

Fresno could face below-freezing temperatures this week before an atmospheric river-fueled storm brings warmer temperatures ...

Days after an atmospheric river brought record-setting rainfall to California, the state is in the crosshairs of another ...