In 2014, the term “polar vortex” burst on the scene across Canada and the U.S. as temperatures plunged. In some places, it ...

Early-season stratospheric warming events spark hype around frigid temperatures. Learn the myths and the science about the ...

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

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

By Thursday, Arctic air will funnel across the Great Lakes Basin, dropping temperatures and fueling strong winds.

An extreme warming event high in the atmosphere is threatening to disrupt the polar vortex. Get the details from ...

The polar vortex is on the move with its Arctic blasts, but so are storms packing snow and ice. The weather pattern setting ...

Lake-effect snow is back in the forecast for New York this week as a fast-moving clipper storm from the Rockies moves across ...

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

A polar vortex — a large area of low pressure — is heading south from the Arctic, bringing with it cold weather across many ...