The fast-moving storm prompted warnings for San Francisco residents to take shelter, but few people have basements in the ...

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 ...

More than 1 million people in the Bay Area were under the brief tornado warning, which was lifted by 6:15 a.m.

A strong atmospheric river drenched northern California with heavy rains and damaging wind gusts Saturday, leaving well over ...

San Francisco faced a rare tornado warning on Saturday morning as a severe storm system brought strong winds and rain. The ...

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

A powerful winter storm battered the Bay Area Friday night into Saturday, causing widespread issues, power outages, downed ...

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.

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

A powerful storm swept through parts of Northern California early Saturday, knocking down trees, causing widespread power ...