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 ...

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 ...

Residents in San Francisco and parts of San Mateo counties reported being abruptly awoken by a tornado warning issued by the ...

Some San Francisco residents were jolted awake by a tornado warning from the National Weather Service early Saturday.

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.