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.

Flood watches were in effect through 4 p.m. Monday for burn areas from recent fires that broke out around the Pacific Palisades neighborhood in Los Angeles, Altadena and Castaic Lake, said Joe Sirard, a meteorologist for the National Weather Service in Oxnard.

Some areas could get more than a half-inch of rain an hour later Sunday, the National Weather Service said. Showers could linger into Tuesday. Areas where the Palisades, Franklin, Eaton, Bridge,