A flash flood warning for northwestern San Mateo County is in effect until 5 p.m, with affected locations include Daly City, South San Francisco, San Bruno, Pacifica and surrounding areas.

Garcia said San Francisco could also experience severe thunderstorm warnings, potential flash flood warnings and an “outsized” chance of a small tornado warning. Two Mission District residents work to ...

Phase 1 of crucial floodwall almost complete in South Bay: officials Valley Water and local lawmakers say they're almost done with phase one of the flood protection work along Coyote Creek in the ...

People decked out in festive attires lined up early on Saturday along San Francisco's Market Street, looking for a spot to watch the 174th annual St. Patrick's Day Parade. The parade is just one ...

In San Francisco, the current flood risk is 8 points ... Heavy rain storms can cause flash floods and urban flooding in areas with limited drainage and low-lying areas are often most susceptible ...