Atmospheric rivers are long and relatively narrow bands of water vapor that form over an ocean and flow through the sky, ...

Snow and ice in whiteout conditions contributed to a pileup of more than 100 cars on a major highway connecting Oregon and ...

An atmospheric river slammed into the Golden State overnight and is causing dangerous conditions across the entire region.

Severe storms across California triggered debris flows, floods, and power outages. Heavy snow and ice impacted the Pacific ...

Southern California's strongest atmospheric river storm of the winter is arriving Thursday, and it's expected to bring ...

A potent winter storm is threatening a mix of significant freezing rain and accumulating snow across a swath of the Pacific ...

Torrential rains from a potent atmospheric river soaked nearly the entire state of California Thursday, triggering flash ...

As heavy rain from a large storm subsided, officials in Southern California said rock and mudslides remain a threat.