It's been a warm autumn, so far. But the polar vortex is forecast to change unusually early, and that could impact your ...

Another Arctic blast is on the move toward the U.S., bringing the potential for bitter cold and heavy snow accumulations to Michigan.

Although a major winter outbreak is not guaranteed, forecasters are watching for below-average temperatures to develop in the ...

A sudden, dramatic shift in temperatures high in the atmosphere will dance with the La Niña weather pattern. There won't be a clear winner.

The polar vortex, which is a persistent large-scale cyclone located near the North Pole, affects winter weather by bringing ...

A harsh drop in temperatures is being delivered to the eastern two thirds of the U.S. thanks to a polar vortex dipping down ...

Michigan could see a return of Arctic air around Thanksgiving as models suggest a possible wobble in the polar vortex, which ...

A possible wobble in the polar vortex could soon push frigid air into the northern U.S., and Ohio could see more arctic air around Thanksgiving.