An atmospheric river slammed into the Golden State overnight and is causing dangerous conditions across the entire region.

The remnants of an "atmospheric river" will move across Arizona Friday into the weekend, but most of the river's flow will stay in California.

Parts of Pacific Coast Highway remained closed due to heavy flooding and mudslides in Southern California, according to state ...

State Representative Scott Fetgatter (R-Okmulgee) says a bill he filed in the young legislative session dealing with storm chasers has gotten a lot of push back - largely because people have ...

A strong Pacific storm with an atmospheric river will continue to pummel California with a threat of flooding rain as feet of snow piles up in the Sierra Nevada through early Friday morning.

An atmospheric river was pummeling Southern California with heavy rain on Thursday, prompting evacuations and school closures as heavy mudslides and flooding hit areas charred by the wildfires ...

Another violent storm produced a rare tornado that struck a mobile home park in Oxnard, California, Thursday, Ariel Cohen, a meteorologist with the NWS confirmed to CNN affiliate KABC. The tornado ...

A powerful storm fueled by an atmospheric river is drenching California, triggering evacuation orders and flood warnings.

The first storm in a two-part series has made its way to Southern California before the main storm begins Thursday, increasing the danger of flash flooding.

The strongest storm to impact parts of California in over a year has arrived and was drenching hundreds of miles of the state Thursday. Coastal areas and valleys in Southern California ...

Torrential rain was bringing a host of threats to Southern California as the storm knocked out power to more than 28,000 customers Thursday evening, according to USA TODAY's outage tracker.

LOS ANGELES (KABC) -- A major storm system moved through into Southern California from Thursday to Friday, dumping several inches of rain in some areas. Record rainfall was reported in downtown ...