The week begins with a Freeze Warning across the Valley on Monday night and goes on until Tuesday morning. Areas below 2,000 feet in elevation can expect overnight lows to drop below 36 degrees by Tuesday morning.

A powerful atmospheric river-fueled storm lashing the Pacific Northwest left Northern California under a high risk for excessive rainfall and southern Oregon under moderate risk on Thursday night. The big picture: The heavy rain,

Nov. 22, 5 p.m. A flash flood alert in San Francisco has been downgraded to a flood warning as the intense downpour from a California atmospheric river slows down in the city but continues to pummel other parts of the Bay Area. San Francisco’s flood warning is in effect until 6:45 p.m., the National Weather Service said in a social media post.

The Bay Area and Northern California awoke Wednesday to the arrival of a storm fueled by a strong atmospheric river and intensified by a so-called "bomb cyclone" off the Pacific Northwest coast.

A man died when he was found in a flooded vehicle after an atmospheric river dumped heavy rain in Northern California, authorities said.