Powerful storms swept through parts of Northern California on Saturday, knocking down trees, causing widespread power outages ...

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

Severe storms caused damage across northern California on Saturday, and for the first time in recorded history, the National ...

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

A major ice storm has created treacherous driving conditions across Iowa and eastern Nebraska and prompted temporary closures ...

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

A storm prompted the first tornado warning in San Francisco on Saturday and caused some damage. Some trees were toppled and ...

A tornado warning was issued by the NWS San Francisco CA on Saturday at 5:51 a.m. "At 5:51 a.m., a severe thunderstorm ...

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

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

Residents in San Francisco and parts of San Mateo counties reported being abruptly awoken by a tornado warning issued by the ...

Tornado warning in downtown San Francisco ends, damage consistent with straight line winds. Severe storms continue, flood ...