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 ...

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

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

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

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

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

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

A strong atmospheric river drenched Northern California with heavy rains and damaging wind gusts Saturday, leaving well over ...

On Saturday, meteorologists with the National Weather Service went to San Francisco to assess storm damage, then pivoted to ...

Inclement weather such as heavy snowfall, ice storm, tornadoes ravaged parts in several US states including New York, ...