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 ...

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

Powerful storms swept through parts of Northern California on Saturday, knocking down trees, causing widespread power outages ...

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

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

A tornado warning was issued by the NWS San Francisco CA on Saturday at 5:51 a.m. "At 5:51 a.m., a severe thunderstorm ...

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

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

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