The majority of the United States will experience chilling temperatures due to a blast of arctic air from Canada. The Midwest ...

A dramatic blast of cold air may be coming for the United States in late January, courtesy of the polar vortex. Here's what ...

Here’s the wind chill chart. Notice the four shadings, indicating how long it will take for frostbite. When we get to wind ...

Alabama braces for another polar vortex blast bringing well below freezing temperatures. How cold will temperatures get? Here ...

What is the polar vortex? Mississippi weekend weather forecast calls for winter storm with lows in the teens, paired with ...

This article originally published at Polar vortex sends another arctic blast barreling toward Texas. In today's edition: ...

The brief respite of a January thaw is over as a significant pattern shift readies a return to harsh winter conditions across ...

A powerful Arctic blast is sending temperatures plunging across the U.S., raising concerns about safety, energy demand, and ...

A fierce Arctic blast of bitterly cold air is poised to overtake much of the central, eastern and southern U.S. over the next ...

A bitter blast of cold air settles over the D.C. region Tuesday as all eyes turn to a potential weekend winter storm that ...

Each of these lobes of the Polar Vortex will bring two or three days of bitterly cold, below-normal temperatures. We aren’t ...