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

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

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

Less than two weeks after a tsunami warning, residents were jolted awake before 6 a.m. to consider a new potential disaster ...

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

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

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

A brief tornado warning alert was issued for residents in northern San Mateo County and downtown San Francisco.

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

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

A potent winter storm targeting Northern California this weekend brought what appears to be the first official tornado warning on record for the city of San Francisco on Saturday morning.