Across much of the northern Plains and in part of the Midwest, RealFeel temperatures dipped to the 40- to 70-below-zero range on Monday morning and forced some schools to close.According to AccuWeather.com Chief Meteorologist Elliot Abrams, "The temperature of minus 16 degrees Monday morning became the first January record low temperature of the 21st century for Chicago's O'Hare Airport."Schools are closed in Minneapolis and Chicago again on Tuesday, as temperatures have plummeted to the negative double digits.In parts of the South and the East, some record low temperatures for the date set as far back as the 1800s are being challenged and broken on Tuesday morning.An 1884 record for the date was shattered in Charlotte, N.C., on Tuesday morning when the temperature plunged to 6 F UGG Tall Fox Fur 1852 Chestnut Boots
.New York City's Central Park temperature plummeted to 4 F on Tuesday morning. This ties the old record for the date set way back in 1896.According to Agricultural Weather Expert Dale Mohler, "While there will be a freeze in central Florida Tuesday morning, damaging cold is not expected in the citrus groves."Just as the worst of the cold will stay north of the Florida Peninsula, it will swing south of New England.