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

An atmospheric river could drop snow on Redding, then more rain, Wednesday to Friday. Expect chain controls on Interstate 5 ...

A winter storm arrived in Shasta and Siskiyou counties on Thursday, dropping snow from Redding to Yreka and causing delays on Interstate 5.

An atmospheric river brings widespread flooding, road closures and high wind warnings across the San Francisco Bay Area on ...

Californians can expect heavy rain, mountain snow and strong winds this week as another atmospheric river brings winter storms over the state.

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

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

The earlier 2018 study was called “ARkStorm,” nodding to Noah’s biblical flood and atmospheric rivers generally. The report ...

The strongest storm in a year is set to pound Southern California this week, with forecasters warning of potential widespread ...