A series of storm systems are slated to bring light to moderate rainfall to the Bay Area beginning Friday and continuing into next week, according to weather officials.

Following a mostly dry January in the Bay Area, a wet weather pattern returns to the region beginning on the final day of the month.

After a long dry spell accompanied by freezing temperatures in the Bay Area, rain is finally reentering the forecast, with an atmospheric river poised to soak the region in the coming days. The precipitation comes after forecasters initially expected the final weeks of the month to be completely dry,