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

It's the first time a tornado hit Scotts Valley, located high in the Santa Cruz Mountains. Many witnesses called it a ...

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

After strong winds and rain toppled trees and caused power outages across Santa Cruz County late Friday and early Saturday, a ...

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

A rare, violent tornado hit parts of Northern California causing injuries and damaging homes and businesses. NBC News' Dana ...

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.

A tornado warning was also briefly issued for San Francisco, a first in the city’s history. The warning was issued at 5:54 ...

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

A rare tornado touched down in Santa Cruz County on Saturday, toppling cars and forcing residents to take cover, as a fierce, ...

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