Research has found that rising temperatures in the Arctic are weakening weather systems that normally trap the cold around ...

If someone asked you, “Where can I go in the United States to escape the frigid air this January?” what would you say?

A winter storm sweeping through the U.S. South on Tuesday was dumping snow at levels millions of residents haven’t seen ...

Across North and South Carolina, the coldest morning of the event was January 21, 1985, a date which shows up in most city’s ...

A disruption in the polar vortex is about to send an Arctic air mass from Siberia as far south as Florida. Yes, Siberia—and ...

In case you missed any of our coverage of the Na’Ziyah Harris case over the past week, we went back through all the key ...

Editor's Note for Sat. Jan. 18: A polar vortex is set to impact much of the US. Click here for the latest update. A polar ...

The coldest air of the season will sweep into the province this weekend, courtesy of a polar vortex. It has been a relatively mild winter so far, so this drop in temperature will surely feel like ...

Global News meteorologist Anthony Farnell said the chilly temperatures, caused by a polar vortex spinning across Canada, will “overwhelm” and will start this weekend and carry into next week.

These conditions are all thanks to a familiar sounding occurrence: the polar vortex, a large area of low pressure and cold air that surrounds the Earth's poles. The "vortex" is the counterclockwise ...

These conditions are all thanks to a familiar sounding occurrence: the polar vortex, a large area of low pressure and cold ...

Up to 18 inches of snow fell in portions of Kansas, while harder-hit parts of Missouri, Illinois, Indiana ... Why is the first major winter storm of the year important? The polar vortex brings some of ...