A tornado warning issued for San Francisco and parts of San Mateo County was based on radar-indicated rotation.

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

SAN FRANCISCO -- The National Weather Service issued San Francisco's first-ever tornado warning on Saturday as a strong Level 3 storm moved through the region. The warning was issued at 5:52 a.m. and ...

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

The National Weather Service issued San Francisco's first-ever Tornado Warning on Saturday as a strong Level 3 storm moved through the region.

The Bay Area reeled Saturday morning from downed trees, power outages and blocked roadways as a powerful storm moved through, ...

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

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

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

The San Francisco Bay Area dealt with multiple threats as the storm swept through Saturday morning – including a brief ...

For the first time, the National Weather Service Bay Area issued a Tornado Warning for the city of San Francisco.