The most unusually cold air in the Northern Hemisphere will be over the United States early next week, bringing dangerously frigid conditions.

Parts of Mississippi can expect freezing temperatures, lows in the teens in the coming week. Know how to prep your home, family, pets for the cold.

Some areas of the U.S. may see temperatures as low as -20 or -30 degrees early next week as arctic air from Siberia rolls in.