Heavy precipitation is falling mostly in mountain areas. A flood watch in also in effect for the coast of central California, ...

You may have heard meteorologists using the phrases "atmospheric river" and "Pineapple Express" when talking about wet weather in California, but what do they really mean?

A series of atmospheric river storms are getting set to slam the West Coast and bring days of heavy rain into the lower ...

A stronger atmospheric river is set to hit Northern California on Monday and then hit Los Angeles County on Tuesday, aiding ...

Animated weather footage from windy.com shows inclement ... GOES IR lower level water vapor shows an atmospheric river bringing rain and mountain snow out West, a shortwave bringing the threat ...

An atmospheric river is a long, narrow band of moisture that oftentimes comes ahead of a storm system. It's a big source of moisture for the Western U.S. and, specifically, the Sierra Nevada and ...

Places like California, Oregon, Washington, Idaho, Utah and Nevada are (somewhat) used to this sort of phenomenon. You can ...

Forecasts indicate that an atmospheric river will bring heavy rain and snowfall to much of the Pacific Northwest starting ...