The National Weather Service issued flood advisories Thursday evening for the North Bay as another round of rain moves in to drench the region over the weekend.
The advisories are effective until early Friday morning for parts of Marin, Napa and Sonoma counties, where excessive rainfall could lead to urban area and small stream flooding.
Further north, a flood warning has been issued for the the Russian River near Hopland, where minor flooding is forecast. The warning is effective late Thursday through Friday afternoon…