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The system, known as a polar vortex, is forecast to bring subzero temperatures to the Midwest, Mid-Atlantic and deep into the South. And it looks as if we may get more arctic blasts in the coming ...

However, a deep freeze, thanks to the polar vortex dipping down from Siberia, is bringing an even harsher arctic blast to million Americans this week. Maps show what to expect as the cold front ...

How is climate change affecting polar regions? Climate change is amplified in the polar regions. The northern and southern reaches of the planet are warming faster than any area on Earth, with the ...

A dangerous and potentially life-threatening stretch of cold weather has much of the U.S. on alert as a lobe of the polar vortex invades the nation and sends temperatures tumbling to levels not ...

And if the polar vortex is to blame. First, a quick refresher on the polar vortex. The polar vortex is a region of very strong winds that form a circle around the North Pole. The vortex is located ...

A polar vortex will plunge the GTA into a deep freeze until Wednesday, Environment Canada says. "Be prepared for very cold conditions. Temperatures may be colder than those that have been seen the ...

A polar vortex will plunge Waterloo region, Guelph and Wellington County into a deep freeze until Wednesday, Environment Canada says. On Monday morning, the federal weather agency issued an ...

According to the NWS, the Arctic polar vortex is a powerful band of west-to-east winds that develops in the stratosphere, about 10 to 30 miles above the North Pole, during the winter season.

It's a term you hear every couple of winters, when we get stuck in the coldest of cold patterns – polar vortex. But what exactly is it and how does it impact our weather? The polar vortex is ...