Polar Vortex Coverage

Polar vortex grips much of US
The frigid air mass is so wide spread more than 85 percent of the continental U.S. will see freezing temps with 75 million people living where temperatures are below zero.

'Polar vortex' to bring deep freeze across nation
A major snowstorm pounding parts of the Midwest on Monday will give way to record-smashing cold this week as a powerful Polar Vortex drives a deep freeze across the nation.

Forecast includes below zero temperatures for quarter of US
Arctic cold moving into the United States is bringing with it temperatures not seen in at least two decades.