Active AlertsSan Francisco

What: Flooding caused by excessive rainfall continues.
Where: Alameda County in northern California Central Contra Costa County in northern California Eastern San Francisco County in northern California Northern San Mateo County in northern California Northwestern Santa Clara County in northern California
When: Until 500 PM PST.
Impacts: Minor flooding in low-lying and poor drainage areas. Water over roadways. Overflowing poor drainage areas. Ponding of water in urban or other areas is occurring or is imminent.
Additional Details: - At 240 PM PST, the public reported heavy rain in the advisory area. Overflowing poor drainage areas have already caused minor flooding in the advisory area. - The main rain band has moved out of the East Bay but nuisance flooding lingers across urban areas. Expect nuisance flooding to trend downwards over the next two hours. - Some locations that will experience flooding include San Jose, Oakland, Fremont, Hayward, Sunnyvale, Santa Clara, Berkeley, Richmond, Daly City, San Mateo, San Leandro, Redwood City, Mountain View, Alameda and Union City. - http://www.weather.gov/safety/flood

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.