The first storm from the tail end of an atmospheric river brought light to moderate rain throughout the Los Angeles area.

Parts of northern California could see up to a foot of rain, but Phoenix will remain dry and warmer than usual.

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

What is a Pineapple Express? It's a type of atmospheric river that forms a long, narrow tract in the Earth’s atmosphere. This jet stream gathers moisture from the tropics near the equator and ...

An atmospheric river is pounding Northern California with heavy rain and the threat of flooding before heading to Southern California.

A stronger atmospheric river is set to hit Northern California on Monday and then hit Los Angeles County on Tuesday, aiding hopes of a more definitive end to a devastating fire weather season for ...