The National Weather Service has issued a Flood Watch for the Bay Area, as an atmospheric river storm ushers the return of wet weather to the region following a mostly dry January.

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.

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.

Freeze Warning and Frost Advisory issued for parts of the Bay Area by the National Weather Service San Francisco.

Rain is returning this week to the Bay Area – and forecasters are expecting a “potentially major storm system."

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.

Chilly mornings with patchy frost and fog forecasted for San Francisco; residents warned of reduced visibility.

The National Weather Service forecast for the greater San Francisco Bay Area for Sunday calls for mostly sunny to clear skies. South Bay may experience patchy frost in the early mornings.