The polar vortex has broken, and severe temperatures are set to dominate most of the country in the coming days. Temperatures in the 10s are forecast for much of the Northeast, and subzero ...

A polar vortex is bringing another round of frigid, Arctic air to the Eastern United States. Temperatures across Tennessee are expected to drop into the low 20s and upper teens over the weekend. There ...

Memphis is gearing up for another round of cold temperatures the weekend of Dec. 13 and 14. The Eastern United States will experience a polar vortex, and it will impact most of Tennessee. A polar ...

Cold, Arctic air is severe. Fortunately, year-round, that air is usually kept tightly contained in the North Pole. Arctic wind patterns create a sort of wall around the pole that prevents frigid air ...

Polar vortex systems will bring dangerously cold weather to much of the United States this month, raising the risk of frostbite, hypothermia, falls, and heart or breathing problems. People with asthma ...