San Francisco experienced its first-ever tornado warning early Saturday, stunning residents as a powerful storm swept through ...

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

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 ...

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

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

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.

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.

A storm prompted the first tornado warning in San Francisco on Saturday and caused some damage. Some trees were toppled and ...