In Santa Barbara, people living in at-risk areas were told to leave by 3 p.m. Wednesday. The National Weather Service in Los Angeles said on X around 5 p.m. local time that the storm was "rapidly intensifying" over Los Angeles County.

Street flooding and mudslides were reported across the region as the storm barreled through on Thursday evening.

Southern California has been hit by heavy floods which have caused mudslides and prompted evacuation calls. It comes just over a month after the devastating wildfires in Los Angeles which saw thousands fleeing their homes.