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

Unable to view our graphics? Click here to see them. Polar vortex and jet stream are both extending southward into the US The ...

Follow live updates from Donald Trump's presidential inauguration as he is sworn in as the 47th US President to succeed Joe ...

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.

The polar vortex will engulf much of North America as we head into next week, with temperatures dipping down into the -20s and -30s in some Canadian provinces. Even states like the Carolinas, Georgia, ...

with the stratospheric polar vortex also shown as the dark blue line [Image: Mathew Barlow/UMass Lowell, CC BY] A polar view of the winds in the lower stratosphere at 7 a.m. ET on Jan. 16 ...

We've already fallen as low as 1° this year. Another dip in the polar vortex makes that possible for Cincinnati again next week. We've already fallen as low as 1° this year. Another dip in the ...

The polar vortex will send temperatures below freezing for much of the country starting this weekend and stretching into next week, including for two major national events Monday: President-elect ...

How cold will it get around the state? Polar vortex:Rain, snow coming to US soon. What will Arctic blast from polar vortex bring Mississippi? "Whenever we know there is going to a be a storm ...

The mere mention of the term "polar vortex" can set your head spinning (and maybe eyes rolling). It’s got to be clickbait, right? Or maybe someone dreamed up the name for views? Is it a storm?