An historic tornado warning was issued for San Francisco as powerful storms moved across northern CA Saturday, a tornado hit ...

California averages nine tornadoes in a year, but no tornado warnings had ever previously been recorded for downtown San ...

The Bay Area was soaked by a powerful storm system overnight into Saturday morning, causing flooding and even triggering what ...

Hermon Road. The agency said it has looked into videos, photos, firsthand accounts possibly identifying it as a tornado. The ...