Winter weather advisories are currently in effect for the Sierra Nevada to account for the first atmospheric river, which will briefly subside late Sunday. Almost immediately thereafter ...

What is an atmospheric river, and how does it affect the Western U.S.? This can, at times, create some extreme weather conditions that range from flooding rain and mudslides to feet of snow and ...

A wind advisory is also in effect for coastal areas from 3 p.m. Monday to early Tuesday morning, with gusts of up to 50 mph in the forecast. The storm, part of an atmospheric river, arrived with ...