Numerous roads have been closed due to hazardous conditions and there are reports of significant street and urban flooding in low-lying areas in Los Angeles.
Strong thunderstorms are possible in Southern California today.
Severe thunderstorms have already been seen this morning with the posting of severe thunderstorm warnings for parts of southeastern California from San Diego to Laguna Beach. Winter storm warnings and advisories continue in effect for many portions of Southern and Central California. There are some media reports of mudslides overnight, especially in Orange County. No critical situations have been reported at this time. Elsewhere in the country, heavy rains continue in parts of the South, with the heaviest rain expected in the Tennessee River Valley today.