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

An atmospheric river brought additional rain, strong winds, and flooding to the Bay Area Tuesday, triggering evacuation ...

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

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 ...

(Shmuel Thaler – Santa Cruz Sentinel) The truncated end of the Santa Cruz Municipal Wharf is battered by waves this week as a series of atmospheric river storms rolled through Santa Cruz County.

The term “atmospheric river” was coined in 1994 and has since quickly gained popularity. But what does it really mean?

A stock photo of car lights reflected on a road in rainy weather. DogoraSun/Getty An atmospheric river hit over the weekend and earlier this week, bringing heavy rain and heavy snow to high ...

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