Heavy overnight rain sent mud flowing onto the Pacific Coast Highway, leading to a full shutdown of the highway between Malibu and Santa Monica Friday, authorities said.

Heavy rains in Southern California have led to mudslides and the closure of the Pacific Coast Highway in Malibu for safety reasons, with cleanup efforts underway.

The second in a pair of back-to-back storm systems moved across Southern California overnight, triggering small mudslides in the Palisades Fire burn area and keeping public works crews and first responders on alert.

Following back-to-back storms this week, the rainfall triggered minor mudslides along the Palisades Fire burn area and Pacific Coast Highway in Malibu, keeping Caltrans workers busy as they work to remove mud and debris from roadways,

Heavy rain sent mud flowing onto the Pacific Coast Highway in areas of Malibu left burn-scarred by the Palisades Fire. Bulldozers had to work to clear the roadway the following morning.