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 ...

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

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

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

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

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

A major ice storm has created treacherous driving conditions across Iowa and eastern Nebraska and prompted temporary closures ...

It was lifted soon after. This is thought to be the first recorded tornado warning in the area, the National Weather Service ...

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