Recent forecasts suggest some Americans might be getting a much-needed break from the freezing temperatures that have gripped ...

An area stretching from Texas to Tennessee braced Wednesday for the possible arrival of freezing rain and snow even as some ...

The United States continued to freeze through a polar vortex that brought rare cold to the southern United States and chances ...

Storm Blair is expected to move through Ohio on Sunday, bringing snow and sleet accumulations of between 5 and 9 inches on ...

A recent study explains how warmer temperatures at the top of the planet destabilize the jet stream and allow colder air to ...

Data from the 2019 polar vortex, which primarily affected the northern Midwest, showed a similar 20% increase in energy ...

Texas is preparing for severe winter weather. An area stretching from Texas to Tennessee braced Wednesday for the possible ...

It's a term you hear every couple of winters, when we get stuck in the coldest of cold patterns – polar vortex. But what exactly is it?

The polar vortex is a low-pressure system of cold air that swirls above Earth’s poles. There’s one over the South Pole in ...

The images, captured on January 6 by the Moderate Resolution Imaging Spectroradiometer (MODIS) instrument on NASA’s Aqua ...

Cold air from the arctic sometimes dips southward across the American plains. What to know about the polar vortex.

ROCHESTER, N.Y. — People across the country and the Rochester area are feeling the impact of the polar vortex. While the polar vortex typically stays in the Arctic, its jet stream could weaken in the ...