An 18-foot-deep sinkhole opened up in Ontario, covering an entire intersection and forcing a major street to shut down.

A weak tornado touched down in Oxnard, the National Weather Service confirmed, with wind speeds between 75 and 90 mph.

10:20 a.m.: After a storm drenched Southern California, mud and debris flow hit the Palisades Fire burn scar zone. Caltrans said they have issued a hard closure of PCH between Chautauqua Boulevard and ...

As Southern California recovers from last month’s devastating wildfires, heavy rain resulted in pockets of flooding, blocked ...

Debris flows brought on by the strongest atmospheric river of the season swept a car off a southern California highway and ...

Strong winds -- including a possible tornado -- tore the roofs off several structures Thursday afternoon at a mobile home park in Oxnard, the National ...

A new atmospheric river is slamming California, including fire-ravaged Los Angeles, where residents are bracing for the possibility of mudslides and landslides.

The National Weather Service is investigating a possible tornado in Oxnard after strong winds damaged a mobile home park.

As heavy rain from a large storm subsided, officials in Southern California said rock and mudslides remain a threat.

On Thursday at 4:31 p.m. the NWS Los Angeles/Oxnard CA issued an updated severe thunderstorm warning in effect until 5:30 p.m ...

A storm that brought hours of steady and sometimes heavy rain to Southern California is moving out of the region.

Areas charred by last month's wildfires in Southern California now face a new threat from a powerful, but fast-moving Pacific ...