A preliminary 5.3 magnitude earthquake struck Northern California on Saturday night, according to the United States ...

A powerful storm swept through parts of Northern California early Saturday, knocking down trees, causing widespread power ...

Without question, the 7.0 magnitude earthquake offshore off Cape Mendocino on Dec. 5 was large and potentially destructive. For some perspective, over the last 100 years there have been seven ...

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