A polar vortex will bring arctic air and subzero temperatures to parts of the U.S. through the middle of the month, according ...

Frigid Arctic air is pushing south into the United States, and fortunately, it doesn't look like freezing temperatures will ...

As we head into the polar vortex, meteorologists are calling for up to a foot of snow in some parts of the U.S.

The first of three rounds of bitter air has arrived, threatening record lows in cities from the Midwest to the Northeast.

Year-round, severe, artic air is usually kept tightly contained in the North Pole. Arctic wind patterns create a sort of wall ...

Dec. 1 is the start of meteorological winter. So, what will winter look like in North Texas this year? FOX 4 Chief ...

The polar vortex is forecast to weaken unusually early, and that could lead to more persistent cold weather in at least parts of the U.S. in December. Last week, almost 100 daily record lows were tied ...

For folks who long for cold, the weeks after Thanksgiving might just be a tease for some intense Arctic cold that could arrive later in December.

High above the North Pole, about 10 to 30 miles above Earth’s surface, sits a massive whirlpool of icy air known as the polar ...

Thanks to the polar vortex, the first half of December will bring multiple waves of Arctic air to the U.S. Here's what to ...

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