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

Dec. 14, 7 p.m. The San Francisco Recreation and Parks Department has confirmed that 73 trees at city parks were downed as a ...

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

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