An atmospheric river is expected to bring torrential rain to California this week, threatening parts of the state with flash ...

It could rain for many hours each day in the middle of next week as the edge of one of these storms takes a swing into ...

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

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 ...

The atmospheric river is being driven by a low pressure system midway between Hawaii and the West Coast, as well as a secondary low-pressure system offshore of the Pacific Northwest. Both are ...

The only category worse is “exceptional” drought ... Northern California is primed to get three atmospheric river storms, according to Courtney Carpenter, a meteorologist with the weather ...