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

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,

Southern California is in desperate need of rain, but it could come far too fast this week, especially in areas recently burned by wildfires.

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.

The second peak of an ongoing atmospheric river storm arrived in Northern California Monday afternoon, prompting flood watches and a winter storm warning up in the Sierra.

Another atmospheric river is preparing to take aim at the Bay Area and Central California, bringing “impactful rain,” flash flooding and potentially even snow.

Following heavy snow in Oregon and a few reports of flooding in far Northern California, the FOX Forecast Center said a resurgence in moisture will expand the rain and mountain snow once again across California on Tuesday.