The heaviest rain slammed into the region Thursday night into early Friday morning, triggering flash floods and mudslides ...

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

A powerful storm with an atmospheric river threatens to bring life-threatening flooding and debris flow from Los Angeles ...

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

Mudslides are dangerous torrents that are usually referred to by geologists and first responders as debris flows.

With climate change contributing to larger, more frequent wildfires, state authorities have focused heavily on pushing ...

Those living near the Palisades and Eaton fire burn zones should be prepared to evacuate their homes as rain is expected to ...

By Matt Stiles, Sean O'Key, Byron Manley, Lou Robinson, Curt Merrill, Annette Choi, Rachel Wilson, Henrik Pettersson, Amy ...

Reflecting intensifying wildfires and updated science, new state maps designate more than 2.3 million acres of local land in ...

Palisades Fire initially started 10:30 a.m. Jan. 7 in Los Angeles County. It has burned 23,706.6 acres after being active for ...

Cal Fire will begin rolling out new fire-hazard severity maps, which are expected to more than double the land in ...

The vast majority of homes destroyed in the Eaton fire were outside of Cal Fire's "very high" fire hazard severity zones, yet ...