A potent winter storm targeting Northern California this weekend brought what appears to be the first official tornado ...

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

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 ...

Heavy rain and strong winds are still sweeping the Bay Area Saturday, prompting flood watches, wind advisories and power ...

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

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

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

The San Francisco Recreation and Parks Department has confirmed that 73 trees at city parks were downed as a result of ...

Residents of the San Francisco area awoke Saturday to a meteorological rarity — a tornado warning. It was the first ever ...

The Bay Area was set to receive another heavy dose of rain accompanied by gusty and damaging winds beginning Friday evening.