* WHAT...Flooding caused by excessive rainfall is possible.
* WHERE...A portion of southwest California, including the following areas, Eastern Santa Monica Mountains Recreational Area, Malibu Coast and Western Santa Monica Mountains Recreational Area.
* WHEN...From Wednesday afternoon through Thursday afternoon.
* IMPACTS...Flooding may occur in poor drainage and urban areas. Extensive street flooding and flooding of creeks and rivers are possible.
* ADDITIONAL DETAILS... - Rain rates between 0.50 and 1.00 inch per hour are possible, heaviest Wednesday night. - http://www.weather.gov/safety/flood