The tornado never touched down in San Francisco. But the conditions in the atmosphere with wind speed and direction were ...

Rain and winds brought power outages to the Bay Area after a Saturday morning tornado warning. Elsewhere: lots of weekend ...

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

The National Weather Service initially sent the warning around 5:56 a.m. for northern San Mateo County and portions of ...

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

For the first time in recorded history, downtown San Francisco was issued a tornado warning on Saturday as severe storm ...

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 ...

For the first time ever, the National Weather Service has issued a tornado warning for San Francisco as a system roared on ...

The National Weather Service issued San Francisco with a tornado warning on Saturday, the first in the city's history.