San Francisco issues 1st-ever tornado warning

Storms across US bring heavy snow, dangerous ice and a tornado in California
Inclement weather has plagued areas of the U.S. in the first half of the weekend, with dangerous conditions including heavy snow, a major ice storm and unsual tornado activity.
Strong Storm in San Francisco Brings a Tornado Warning
A powerful storm swept through parts of Northern California early Saturday, knocking down trees, causing widespread power outages and prompting weather officials to issue what they said was the first-ever tornado warning for San Francisco.
Downtown San Francisco experiences first tornado warning in recorded history
For the first time in recorded history, downtown San Francisco was issued a tornado warning on Saturday as severe storm conditions swept through the city, prompting local authorities to warn residents of the rare threat.
Storms encase Iowa and eastern Nebraska in ice and generate first tornado warning in San Francisco
A major ice storm has created treacherous driving conditions across Iowa and eastern Nebraska and prompted temporary closures of Interstate 80 after numerous cars and trucks slid off the road.
San Francisco sees first ever tornado warning in winter storm
A brief tornado warning alert was issued for residents in northern San Mateo County and downtown San Francisco.
Storm generates rare tornado warning in San Francisco
A storm prompted the first tornado warning in San Francisco on Saturday and caused some damage. Some trees were toppled and roofs were damaged in the city that hasn't seen a tornado since 2005, according to the Weather Service. The damage on the northwest side of the city was being assessed Saturday to determine if there was a tornado.
Strong Storm Brings a Rarity in San Francisco: A Tornado Warning
Less than two weeks after a tsunami warning, residents were jolted awake before 6 a.m. to consider a new potential disaster scenario.
Storms encase Iowa, eastern Nebraska in ice; trigger tornado warning in California
A major ice storm created treacherous driving conditions across Iowa and eastern Nebraska this weekend and prompted temporary closures of Interstate 80 after numerous cars and trucks slid off the road.
San Francisco issues first-ever tornado warning as storms encase central U.S. states with ice
A major ice storm created treacherous driving conditions across Iowa and eastern Nebraska this weekend, while areas of California cleaned up after tornadoes ripped through, picking up cars and damaging homes.
US: Ice storm hits Iowa, Nebraska, causes interstate closure
An ice storm has caused chaos on roads in the Midwest in the US, while on the West Coast, officials are checking whether San Francisco suffered its first tornado in almost two decades.Winter weather disrupted both the US Midwest and California on its West Coast at the weekend.
Storms encase Iowa and eastern Nebraska in ice, causes confirmed tornado in California
Many events have been canceled across the region, and businesses announced plans to open late Saturday as officials urged people to stay home if possible.
First-ever tornado warning shocks San Francisco residents during intense storm
San Francisco residents were woken up by a tornado warning early Saturday morning during a powerful storm system that ...
Bay Area storm: Tornado hits Scotts Valley; heavy rains pound the region
Heavy rain and strong winds are still sweeping the Bay Area Saturday, prompting flood watches, wind advisories and power ...
Storm Live Updates: Toppled trees, thousands without power across Bay Area
A Level 3 storm has spawned a rare Tornado Warning in San Francisco and left behind a path of destruction across the Bay Area ...