An atmospheric river event is forecast to rainfall, snow, and the potential for flooding to parts of California this week.

Rainy conditions are expected to begin sometime Wednesday, and the National Weather Service has already issued a flash flood ...

Weather balloons and “hurricane hunter” planes aid the science of understanding California’s atmospheric rivers.

Southern California is in desperate need of rain, but it could come far too fast this week, especially in areas recently burned by wildfires.

Days after an atmospheric river brought record-setting rainfall to California, the state is in the crosshairs of another rainy storm system.

Atmospheric chemistry is the study of the components of planetary atmospheres, particularly that of the Earth. It specifically looks at the composition of planetary atmospheres and the reactions ...

The jet stream is like a river of west-to-east winds in the upper atmosphere. Airplanes use it like a highway. A wet pattern will bring periods of rain and showers to Southern California ...

Several feet of snow are expected to fall across the Sierra in the coming days as an atmospheric river moves across Northern ...

A pineapple express is a type of strong atmospheric river that carries moisture toward the western U.S., bringing the risk of ...

As an atmospheric river brings snow to the Sierra and rain to the Valley and Foothills, travel across Northern California may ...

Oysters sustain themselves by sucking microscopic plankton out of the waters they inhabit, a reality that also turns them into natural water filters.

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