Winter weather is aiming at Delaware again. Where the snow will hit is the biggest question. Here's what we know.

Louisiana is forecasted to have a potential winter storm bringing a surge of cold air late Sunday into early next week.

Thanks to the polar vortex, it feels like one, too. Why is it so cold? The Philadelphia region was hammered Monday by the ...

However, a deep freeze, thanks to the polar vortex dipping down from Siberia, is about to bring even harsher arctic blast to nearly 300 million Americans starting this weekend. Maps show where and ...

With much of the nation preparing for the impacts of a polar vortex, weather forecasters say Loudoun County can expect to see ...

Most of the US will enjoy milder temperatures on Thursday, but the warmup will be brief as a polar vortex will send temperatures tumbling below freezing for most of the nation starting this ...

Here in the lower Great Lakes Region, we are well-equipped to handle blasts of cold and snow. It’s when the polar vortex ...

People living "basically anywhere from the Rockies eastward" will see extremely cold temperatures over the next several days, ...

Thanks to the polar vortex, it feels like one, too. Why is it so cold? The Philadelphia region was hammered Monday by the season’s first big storm, with some areas in Delaware and the lower ...