A shift in the polar vortex has forecasters watching closely as the coldest air of the season approaches. Here's what to know ...

A major ice storm is expected to impact multiple states from Texas to Georgia this weekend, ...

"Potentially hundreds of thousands of people may go without electricity and heat for days, one meteorologist said ...

A polar vortex is settling over the eastern United States, and temperatures are expected to fall into the weekend, bringing ...

Several northern counties in Georgia will be under a winter storm watch this weekend by the National Weather Service. Why?

A hazardous weather outlook has been issued for parts of Georgia with winter weather on the way from a polar vortex. Here are ...

Rising Arctic temperatures and melting sea ice could be causing cold air to flow into the Northern Hemisphere. But not all ...

A powerful winter storm, influenced by a polar vortex, is impacting much of the U.S., bringing heavy snow, ice, and extreme ...

A polar vortex expansion is bringing extreme cold and heavy snow to over 150 million Americans across two dozen states.

Much of the nation east of the Rocky Mountains is hunkered down for what could be the worst winter storm of the season.

Cold temperatures are expected to last through the end of the month — and forecasters say that there's a potential for snow ...

A crippling winter storm that could paralyze parts of the Southern and Central U.S. this weekend, and some of the effects ...