"Bitter cold could linger through the end of the month," the Weather Prediction Center said in an update on Monday.

Meteorologists warn that a stretched polar vortex could bring severe winter weather to much of the United States.

As the U.S. prepares to take on another bout of cold weather, the term "polar vortex" is getting thrown around. But what is ...

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

Starting Thursday, dangerously frigid air from Siberia and the North Pole is forecast to plunge the Great Lakes region into ...

A crippling winter storm that could paralyze parts of the Southern and Central U.S. this weekend, and some of the effects ...

A polar vortex is settling over the eastern United States, and temperatures are expected to fall into the weekend, bringing ...

Ontario may be one of the coldest places on the planet this Friday as an airmass is expected to be centred over the province, ...

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

What is the polar vortex? This article explains what a polar vortex is in simple terms, how it influences winter weather in ...

“EXPLODING TREES are possible in the Midwest and Northern Plains on Friday and Saturday, as temperatures are forecasted to ...

Temperatures could fall below -20 F across certain parts of North Dakota and Minnesota.