A blast of polar vortex cold air is expected to hit parts of the country around Thanksgiving. What to expect in Tennessee.

North America is bracing for severe winter weather as a predicted polar vortex collapse threatens to plunge temperatures and cause significant travel disruptions. The US and parts of Canada are set to ...

MIAMI, Jan. 10, 2014 /PRNewswire/ -- With all of the cancelled or delayed flights and travel plans due to the recent super storms and polar vortex, travel insurance provider InsureandGo USA wants to ...

PHOTO: Florida figures to be a popular winter destination once again this holiday season. The 2013 polar vortex was an unforgettable event. In fact, it was so unforgettable that American winter ...

A swath of cold air, known as an "arctic blast," is on the way and just in time for the holiday season. As reported by NBC News, cold air from the polar vortex above Canada is expected to bring icy ...