An atmospheric river directs tropical moisture from the Pacific straight to the West Coast in the form of heavy rain and snow and is the Northwest’s hallmark type of winter storm. Atmospheric ...

A stronger atmospheric river is set to hit Northern California on Monday and then hit L.A. County on Tuesday, aiding hopes of helping end a devastating fire season.

An atmospheric river gathers moisture from the tropics and moves it inland. California will see heavy rain and snow in some areas, mostly in the north. Arizona will not only remain dry ...

Atmospheric river hitting West with rain, snow; yet another storm on the way. Heavy precipitation is falling mostly in mountain areas. A flood watch in also in effect for the coast of central ...

An atmospheric river is slamming portions of California, with multiple inches of rain expected to drench the area until the storm runs out of moisture Wednesday morning, forecasters say. According ...

A map shows a plume of moisture delivering heavy rain and snow to the Pacific Northwest on Monday. A second, stronger storm is set to hit on Tuesday evening fueled by the same atmospheric river.

An atmospheric river is currently bringing excessive moisture to the Pacific Northwest, including as much as 7 inches of rain to parts of Washington, and another is on the way before Christmas.

Amber Lee’s 5 a.m. forecast | NEXT Weather 03:20. A rainstorm caused by an atmospheric river brought light to moderate rainfall throughout the Los Angeles area. A second storm is already making ...

In recent years, "atmospheric river" has become used much more frequently in scientific papers and in media coverage. According to experts who study climate and weather, a few reasons may explain why.