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

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 ...

Temperatures in the Sacramento Valley are expected to warm, too, after a high of 51 degrees expected Monday and an overnight ...

At least four people were injured after a tornado struck northern California on Saturday afternoon, according to local ...

Severe storms caused damage across northern California on Saturday, and for the first time in recorded history, the National ...

An apparent tornado touched down in a small Northern California city Saturday, flipping cars, causing significant damage and ...

A tornado touched down in the Northern California town of Scotts Valley near Santa Cruz Saturday afternoon, flipping cars and ...

An apparent tornado touched down in a small Northern California city Saturday, flipping cars, causing significant damage and ...

Less than two weeks after a tsunami warning, residents were jolted awake before 6 a.m. to consider a new potential disaster ...

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