Inclement weather plagued the country, and in San Francisco, authorities issued the first-ever tornado warning.

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

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

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

A tornado near a mall in central California swept up cars, uprooted trees and sent several people to the hospital. In San ...

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

OMAHA, Nebraska, EE.UU.— Un tornado cerca de un centro comercial en el centro de California levantó autos, arrancó árboles y ...

A tornado touched down in Scott Valley, Calif., sending shockwaves through the area. The storm was so powerful it flipped ...

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

A tornado touched down in Santa Cruz County on Saturday, downing trees and flipping over cars, the National Weather Service’s ...

The National Weather Service issued the first-ever Tornado Warning on Saturday morning for San Francisco, but there are no ...

A rare, violent tornado hit parts of Northern California causing injuries and damaging homes and businesses. NBC News' Dana ...