Powerful storms swept through parts of Northern California on Saturday, December 14, prompting weather officials to issue a tornado warning for San Francisco for the first time in recorded history.

The day of the tornado, the National Weather Service issued a Tornado Warning in San Francisco, a tornado there never ...

A tornado ripped through a Santa Cruz County neighborhood Saturday, injuring several people, flipping over cars and leaving ...

ST. LOUIS — A tornado warning issued in Iron and Madison Counties. The radar indicated activity triggered the warning just ...

Tornado warning in downtown San Francisco ends, damage consistent with straight line winds. Severe storms continue, flood ...

On Saturday, meteorologists with the National Weather Service went to San Francisco to assess storm damage, then pivoted to ...

A tornado near a mall in central California swept up cars, uprooted trees and sent several people to the hospital. In San ...

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

In San Francisco, authorities issued the first-ever tornado warning. Elsewhere, inclement weather plagued areas of the U.S., ...

Many events have been canceled across the region, and businesses announced plans to open late Saturday as officials urged ...

A bicyclist is dead after being struck by a vehicle in St. John the Baptist Parish, according to Louisiana State Police.

ABOVE: The latest forecast update from Severe Weather Center 9. To stay on top of changing weather conditions, be sure to ...