A disruption in the polar vortex is about to send an Arctic air mass from Siberia as far south as Florida. Yes, Siberia—and ...

A polar vortex that has hit much of the U.S. with ice and snow has dealt a glancing blow to Florida, dropping coastal ...

The polar vortex is a ring of cold air that typically circles the Arctic. A strong jet stream essentially acts like a fence, ...

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

The most unusually cold air in the Northern Hemisphere will be over the United States early next week, bringing dangerously ...

Why herds of manatees are huddling in water near America's power plants - A polar vortex that has hit much of the U.S. in a ...

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

A polar vortex is currently hitting the United States, with schools closed in many areas and at least four deaths caused by ...

A winter storm is aiming at Delaware again. Where the snow will hit is the biggest question. Here's what we know.

Much of the country will be hit with extreme low temperatures over the next week as a polar vortex sends cold air down from the North Pole. Real feel temperatures throughout the northeast ...