Earlier this year, in January, a polar vortex sank over Western Canada and plunged the region into near-record-breaking temperatures. Edmonton, Alta., saw temperatures go as far down as -46°C and ...

It’s a pattern responsible for holding back the coldest temperatures on the planet. The lowest readings ever recorded in Canada and around the northern hemisphere occurred when this Arctic feature ...

An Arctic air mass known as a 'polar vortex' has descended over much of Canada and the eastern and mid-west U.S., causing temperatures to plunge, nearing -50 C with the wind chill in some regions.

NORFOLK, Va. — The plunging polar vortex brought subfreezing temperatures Tuesday to some of the southernmost points of the U.S., threatening to dump snow on parts of Texas and Oklahoma in the ...

Polar vortex keeps much of the US in its icy grip By: Patrick Whittle And Brian Witte, The Associated Press Posted: 11:03 PM CST Sunday, Jan. 5, 2025 Last Modified: 6:42 PM CST Monday, Jan. 6, 2025 ...

The plunging polar vortex brought subfreezing temperatures Tuesday to some of the southernmost points of the U.S., threatening to dump snow on parts of Texas and Oklahoma in the coming days and ...

The polar vortex is the circulation of air that is always happening around the poles. When there are very strong temperature differences between the north and the south, that cold air stays locked ...

In fact, a polar vortex reversal had already happened earlier this year, and this one did affect our weather. On the National Oceanic and Atmospheric Administration’s polar vortex blog, climate ...

Even though the phrase has been around for more than a century, the polar vortex only broke out of weather geek circles in the early 2010s. Temperature anomalies across Canada in February 2014.