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

A very soggy start to the weekend really upped our rain and snow totals. Parts of the Sierra saw more than three feet of snow.

Inclement weather has plagued areas of the U.S. in the first half of the weekend, with dangerous conditions including heavy ...

A Level 3 storm has spawned a rare Tornado Warning in San Francisco and left behind a path of destruction across the Bay Area ...

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

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

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

After a rare tornado earning an EF-1 rating from the National Weather Service in Scotts Valley Saturday afternoon toppled ...

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 ...

Five people were injured and "extensive" property damage was reported by city officials after an EF1 tornado hit Scotts ...

For the first time, the National Weather Service Bay Area issued a Tornado Warning for the city of San Francisco.