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

Inclement weather plagued areas of the U.S., with dangerous conditions including heavy snow in upstate New York, a major ice ...

Several hours prior, San Francisco experienced its first-ever Tornado Warning as a potent storm system battered the state. Survey crews from the National Weather Service were dispatched to assess the ...

While not typical for Tornado Alley, a part of California experienced a rare tornado on Saturday, resulting in five injuries and overturned vehicles as a storm passed through the state. The tornado ...

(LOS ANGELES) -- An apparent tornado touched down in a small Northern California city Saturday, flipping cars, causing ...

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

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

Authorities have issued a tornado warning in San Francisco after a windstorm hit the region of northern California, causing ...

At least four people were injured after a tornado struck northern California on Saturday afternoon, according to local ...

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

A Level 3 storm has spawned a rare Tornado Warning in San Francisco and left behind a path of destruction across the Bay Area ...