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 ...

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

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

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

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

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

A rare tornado in Northern California on Saturday caused quite a bit of damage as the spiraling vortex flipped cars, damaged ...

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 ...

A rare tornado in northern California over the weekend did a lot of serious damage and left several people hurt. A ...

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