NEW : It felt like 40 below in Minneapolis , Minnesota , because of wind chill . ME : It was 40 below in Chicago -- without the wind chill . A cold front is moving into the Southeast and could last through Saturday . iReport.com : A thermometer registers minus 20 degrees Thursday in Hudson , Wisconsin . Cold near you ? Get your photos , video , stories .
NEW : It felt like 40 below in Minneapolis , Minnesota , because of wind chill . ME : It was 40 below in Chicago -- without the wind chill . A cold front is moving into the Southeast and could last through Saturday . iReport.com : Cold near you ? Get your photos , video , stories .