Dangerously cold temperatures combined with wind gusts up to 60 mph are expected to cause life-threatening conditions across parts of the Midwest, Mid-Atlantic and Northeast to close out the week, ...

The polar vortex is splitting — an exceedingly rare phenomenon for this time of year that will be an unusual driver of warmer temperatures, as the calendar flips to March and meteorological spring.

The polar vortex is a massive system of freezing air contained by powerful jet streams circling the poles. When this “wall” ...

A split in the Polar Vortex is becoming more likely toward the end of March. Currently, a stronger, consolidated vortex is keeping much of the cold air bottled up near the North Pole. While a ...

Add Yahoo as a preferred source to see more of our stories on Google. The polar vortex collapse forecast brings the return of winter the Northeast, with brutal cold air returning to New York amid a ...

Add Yahoo as a preferred source to see more of our stories on Google. Dangerously cold temperatures combined with wind gusts up to 60 mph are expected to cause life-threatening conditions across parts ...