Rain is already falling in the North Bay. Here's when it will spread to San Francisco and Oakland.

Overnight, a swath of light-to-moderate rain marched south across the Bay Area, dropping up to about a half inch in some ...

A water main break in the Treasure Island tunnel of the San Francisco-Oakland Bay Bridge has flooded some eastbound lanes just ahead of the afternoon commute Tuesday.

Helicopter footage captures flooding in a Marin County neighborhood as California prepares for additional rainfall this ...

The Port of San Francisco is entering the next phase of a multiyear effort that will improve earthquake and flood resilience ...

San Francisco woke to a gray, marine-layer ceiling and a cool 54°F today, with the ocean air keeping a lid on the warmth. The ...