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

A tornado touched down in the small northern California town of Scotts Valley on Dec. 14, injuring several people, overturning cars and knocking down power lines. San Francisco also issued its ... Read More

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

San Francisco residents awoke to a tornado warning, but none touched down there. It was the first such warning for the city since at least 1950. Read More

The National Weather Service issued the first-ever Tornado Warning on Saturday morning for San Francisco, but there are no indications that the twister ever touched the ground in the city. Read More

A tornado near a mall in central California swept up cars, uprooted trees and sent several people to the hospital. In San Francisco, authorities issued the first-ever tornado warning. On Saturday, a tornado touched down near a shopping mall in Scotts Read More

Severe storms caused damage across northern California on Saturday, and for the first time in recorded history, the National Weather Service (NWS) issued a tornado warning for the city of San Francisco. Read More

OMAHA, Neb. - A tornado near a mall in central California swept up cars, uprooted trees and sent several people to the hospital. In San Francisco, authorities issued the first-ever tornado warning. Read More

For the first time in recorded history, downtown San Francisco was included in a tornado warning on Saturday as severe storms swept through the city, just one week after a tsunami warning triggered widespread panic in the region. Read More

A strong atmospheric river drenched Northern California with heavy rains and damaging wind gusts Saturday, leaving well over 200,000 without power in the state. Read More

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Officials in San Francisco issued the city's first ever tornado warning while on the opposite coast New York State was hit by almost 3ft of snow. Read More

A tornado touched down in Scotts Valley, California, an hour south of San Francisco. CNN affiliate KSBW speaks with residents. Read More

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 ... Read More

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A powerful winter storm battered the Bay Area Friday night into Saturday, causing widespread issues, power outages and downed trees and flooding. Off-and-on rain and strong, gusty winds continued to ... Read More

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Elsewhere a storm and wind gusts of up to 60 mph (96 kph) prompted the first tornado warning in San Francisco and caused some damage. Parts of neighboring San Mateo County were also included in the ... Read More

Tornado warnings were issued across the region, including a rare warning issued for downtown San Francisco. Experts confirmed a tornado touched down in Scotts Valley in the nearby Santa Cruz County ... Read More

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

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

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