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 ...

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

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

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 Scotts Valley, California, an hour south of San Francisco. CNN affiliate KSBW speaks with residents ...

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

San Francisco residents were woken up by a tornado warning early Saturday morning during a powerful storm system that ...

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

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

A potent winter storm targeting Northern California this weekend brought what appears to be the first official tornado warning on record for the city of San Francisco on Saturday morning.