Atmospheric rivers are long and relatively narrow bands of water vapor that form over an ocean and flow through the sky, ...

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 ...

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

Monterey County firefighters on Friday said they were monitoring Vistra Energy's fire-damaged lithium-ion battery facility ...

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.

The first in what’s expected to be a series of three atmospheric river storms has arrived in California. Forecasters are hopeful the winter storms might finally lift Los Angeles County from the ...

An atmospheric river is heading to Southern California by the middle of the week, and forecasters are becoming more and more confident that it’ll hit hard. The storm is expected to roll in by ...

Following a brief lull in the stormy pattern, California residents are on track to be doused by another atmospheric river, AccuWeather meteorologists warn. Through early this week, the drier ...