Avoid outside activities if possible. When outside, make sure you wear appropriate clothing, a hat, and gloves.

WIND CHILL WARNING NOW IN EFFECT UNTIL 2 PM CST THIS AFTERNOON... ...WIND CHILL ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO NOON CST TUESDAY... * WHAT...For the Wind Chill Warning, dangerously cold wind chills. Wind chills as low as 40 below zero. For the Wind Chill Advisory, very cold wind chills expected. Wind chills as low as 35 below zero. * WHERE...Portions of central, east central, south central and southeast South Dakota. * WHEN...For the Wind Chill Warning, until 2 PM CST this afternoon. For the Wind Chill Advisory, from 2 PM this afternoon to noon CST Tuesday. * IMPACTS...The dangerously cold wind chills could cause frostbite on exposed skin in as little as 10 minutes. * ADDITIONAL DETAILS...Breezy west-northwest winds may result in patchy blowing and drifting snow today into this evening.