More than 170 million people across the United States, from the Mexican border to the Canadian border are under cold weather alerts ahead of a crippling winter storm expected to sweep through the south from Texas to Georgia,

Brutal cold and snowy roads to start the week, with temperatures barely reaching double digits during the day and falling below zero at night. Wind will make it feel like 10 to 15 degrees below zero at times Monday night and Tuesday morning,

Bundle up. The National Weather Service has issued a cold weather advisory for the Lansing region that begins at midnight.

The 7 a.m. wind chill values were in the 30s and 40s below zero throughout Minnesota, including -35 in the Twin Cities. When you zoom out to see more of Minnesota and the entire region, it reveals the expansive area of Siberian air that has been spun south by a stretching polar vortex.

The National Weather Service has declared that dozens of counties in the region – at least two thirds of North Dakota and approximately the entire northern half of Minnesota – will be in an extreme cold warning from 6 p.