The highest intensity rain was expected between 4 p.m. on Sunday and 4 p.m. on Monday, according to the service. Los Angeles and Ventura Counties were expected to get up to an inch of total rainfall, and up to three inches was forecast in the mountains around Los Angeles.

The rain is raising concerns about potential mudslides in recent burn scar areas, including Malibu, Altadena, and other regions.

Some areas could get more than a half-inch of rain an hour later Sunday, the National Weather Service said. Showers co

Storm system threatens Southern California burn areas with potential flooding and debris flows as first winter rain approaches.