Arctic air impacts millions, bringing days of life-threatening temperatures to much of the country

Arctic air impacts millions, bringing days of life-threatening temperatures to much of the country

After the massive winter storm, arctic air will linger across much of the country into the start of the week. Temperatures will remain about 10 to 20 degrees below average for more than 220 million people throughout the week, primarily across areas east of the Rocky Mountains. Extreme Cold Warnings have extended into the South, where nearly 40 record low morning temperatures are likely to be broken on Tuesday morning.