* WHAT…Very cold wind chills as low as 39 below. * WHERE…Portions of north central and northwest Minnesota and northeast and southeast North Dakota. * WHEN…Until 10 AM CST Thursday. * IMPACTS…The dangerously cold wind chills as low as 40 below zero could cause frostbite on exposed skin in as little as 10 minutes. Frostbite… Continue reading Cold Weather Advisory issued December 11 at 9:50PM CST until December 12 at 10:00AM CST by NWS Grand Forks ND