DULUTH, MN (KDAL) - A combination of snow and more bitter cold weather is in the forecast for the northland this weekend. The National Weather Service has issued a Winter Storm Warning for parts of the Minnesota Arrowhead until 6 a-m Saturday with 6 to 9 inches of snow possible. Snow is also expected across the rest of northeast Minnesota and northwest Wisconsin with 4-7 inches in northern sections, 2 to 5 inches around the Twin Ports and northern Wisconsin and 1 to 3 inches further south. Another blast of arctic air will follow with dropping temperatures Saturday and a wind chill warning by Saturday night for 40 to 55 below wind chill factors. High temperatures on Sunday are expected to range from 11 to 16 below zero in the Twin Ports.