The incoming storm is expected to bring significant rainfall across the region, with up to 5 inches predicted in higher elevations.
A significant change in weather patterns is set to impact Northern California, particularly in the Bay Area and state capital.
Freeze Warning and Frost Advisory issued for parts of the Bay Area by the National Weather Service San Francisco.
The National Weather Service forecast for the greater San Francisco Bay Area for Friday calls for up to 100 chances of rain throughout the day, with more than a few parts of the region getting drizzle and patchy fog.
Continuing frigid temperatures greeted most San Francisco Bay Area residents Tuesday morning as another Freeze Warning was in effect a large portion of the region.
The Bay Area is in for several days of cold overnight and morning temperatures during a Freeze Watch that will give way to the strong possibility of some moderate rain later in the week.
Chilly mornings with patchy frost and fog forecasted for San Francisco; residents warned of reduced visibility.
Around 1 to 3 inches of ran is expected across the region by Sunday afternoon, according to the National Weather Service.
It could rain for many hours each day in the middle of next week as a storm takes a swing through Southern California, forecasters say.
Fueled by powerful winds and dry conditions, a series of ferocious wildfires erupted the second week of January and roared across the Los Angeles area.
The Bay Area is bracing for what could be several days of rain with an atmospheric river storm poised to move in Friday. Rainfall in the North Bay could begin Thursday