Climate deniers are quick to say ‘I told you so’ when the mercury drops. But a warmer planet impacts weather in ways that can ...

Much below normal temperatures should persist across the eastern U.S. into early February before moderating slightly.

The bitter cold temperatures that have left a chill over the eastern half of the country aren't going anywhere, as a major disruption to the Polar Vortex is coming this month.

As the U.S. prepares to take on another bout of cold weather, the term "polar vortex" is getting thrown around. But what is ...

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

It exists all the time, but it usually gets stronger in winter. When the jet stream (a river of wind) bends and dips south, ...

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, including ...

The 35th annual Lewes Polar Bear Plunge has been postponed due to a forecast of extreme cold, strong winds, snow, and ...

Over the years, passing spacecraft have observed mystifying weather patterns at the poles of Jupiter and Saturn. The two ...

National Weather Service Binghamton has issued a hazardous weather outlook for the area as the polar vortex approaches.