Dense Fog Advisory issued December 13 at 9:43AM MST until December 13 at 3:00PM MST by NWS

…DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 4 PM CST THIS AFTERNOON… * WHAT…Visibility one quarter to one half mile in dense fog. * WHERE…Portions of east central and southeast South Dakota. * WHEN…Until 4 PM CST this afternoon. * IMPACTS…Hazardous driving conditions due to low visibility.