A “strong” atmospheric river appears poised to soak Northern California, including parts of the North Bay, later this week, according to the National Weather Service.

The probability of an “impressive” low pressure system off the Pacific Ocean morphing into the first atmospheric river of the season for California and possibly going through the North Bay is increasing,

A strong atmospheric river storm is headed for Northern California this week, bringing heavy rain, mountain snow, high winds and the potential for flooding.

Monday will bring cooler-than-seasonable temperatures in Northern California, with upper elevations still experiencing snowy conditions.