High above the North Pole, in a slice of atmosphere rarely noticed and even less understood, a transformation is underway. Over the next 10 days, changes in the stratosphere will upend weather ...

Forecast models show the polar vortex could reverse direction in early November, potentially influencing U.S. weather patterns later in the month.

A wide swath of the western U.S. may be in for below-average temperatures as forecasts suggest an Arctic blast is looming. Reading time 3 minutes Much of the contiguous U.S. could be in for a very ...

Add Yahoo as a preferred source to see more of our stories on Google. Get ready for some much colder weather. Forecasters are calling for a return of the polar vortex in the coming days and weeks.

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. A polar vortex could bring the coldest January the U.S. has faced in ...

The commonwealth is bracing for bone-chilling cold as a weakened polar vortex pushes Arctic air south. The frigid air will be barreling into the central and eastern United States this coming weekend ...

SALT LAKE CITY — Let’s talk about Vortexes. A vortex is defined as “a mass of whirling fluid or air, especially a whirlpool or whirlwind.” If you what to harness an air vortex in a small way, Clark ...

If you’re among the Canadians hoping for a white Christmas this year, there’s good news and bad news. The good news is that some forecast models point to conditions favourable for snowfall. The bad ...