There is no current Advisory for Calvert County. The potential is a gradient of snow from approximately ½ inch of snow in the northern areas of Calvert down to nothing in the southern end. If precipitation starts it will be flurries after 9 pm with the most significant band between midnight and 6 am. After the precipitation, a cold front will move through the area with winds potentially in the 30-40mph range and some of the coldest temperatures of the season.
Saturday morning could be in the single digits.