A Level 3 storm has spawned a rare Tornado Warning in San Francisco and left behind a path of destruction across the Bay Area ...

A tornado touched down in the town of Scotts Valley on Dec. 14, as San Francisco issues first-ever tornado warning ...

A very soggy start to the weekend really upped our rain and snow totals. Parts of the Sierra saw more than three feet of snow.

Many events have been canceled across the region, and businesses announced plans to open late Saturday as officials urged ...

More than a foot (30 centimeters) of snow fell at some Lake Tahoe ski resorts, and a 112-mph (181-kph) gust of wind was ...

A Level 3 storm has spawned a rare Tornado Warning in San Francisco and left behind a path of destruction across the Bay Area ...

King tides occur when the sun, moon and earth are aligned and cause the strongest possible gravitational pull on the ocean.

San Francisco residents awoke to a tornado warning, but none touched down there. It was the first such warning for the city ...

Two meteorologists for the National Weather Service's Bay Area office set out on Saturday to survey the damage caused by two ...

For the first time in recorded history, downtown San Francisco was included in a tornado warning on Saturday as severe storms ...

San Francisco experienced its first-ever tornado warning early Saturday, stunning residents as a powerful storm swept through ...