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

There is now a 30% chance of intense rain between Feb. 12 and 15 in Los Angeles, Ventura, Santa Barbara and San Luis Obispo ...

Downtown San Francisco was drier, but it still had a big day. The area recorded 2.53 inches on Tuesday, its highest daily ...

Impact from a moisture-laden storm is expected to persist in the San Francisco Bay Area through Friday, with more rain likely ...

A Pineapple Express forms when the jet stream dips south into the tropical Pacific near Hawaii, scooping up warm, moist air ...

Following a brief lull in the stormy pattern, California residents are on track to be doused by another atmospheric river, AccuWeather ... Locations farther south like Los Angeles are facing ...

An atmospheric river ... The further south you go, the Monterey and Salinas area is anywhere from 50 to 80 percent of average." NWS in a forecast: "Pacific storms will continue to bring strong ...

Another storm will impact Northern California starting Thursday morning. That event is forecast to be somewhat less impactful than the high winds and mudslides on Tuesday that caused a home to ...

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

A new rain storm is bearing down on California, including fire-ravaged Los Angeles, where residents are bracing for the possibility of mudslides and landslides.

The Bay Area saw significant storm impacts Tuesday as an atmospheric river brought heavy rain, urban and river flooding, and ...