Amid a coast-to-coast barrage of winter storms, a firehose of moisture is poised Thursday to bring heavy rains and high winds to Southern California. Threat level: The heavy rains will bring a "high likelihood" of flooding,

An atmospheric river is expected to bring torrential rain to California this week, threatening parts of the state with flash floods and mudslides.

Areas charred by last month's wildfires in Southern California now face a new threat from a powerful, but fast-moving Pacific storm. Here's what you need to know about this threat.

As the Bay Area prepares for another round of storms, a new Stanford study explains just how much damage atmospheric rivers can cause.

A new rain storm is bearing down on California, including fire-ravaged Los Angeles, where residents are bracing for the possibility of mudslides and landslides.