The air moving into Michigan early next week will originate in Siberia. Here’s a look at the plunge to frigid temperatures. When we get our normal cold here in Michigan the air moves from southwest ...

A potential "wobble" in the polar vortex could bring Arctic air to Wisconsin and the northern U.S. around Thanksgiving. A weakened polar vortex, which is currently being observed, can lead to harsher ...

New York could see a return of Arctic air around Thanksgiving as models suggest a possible wobble in the polar vortex, which could push frigid air into the northern U.S. It’s unclear whether this ...

A potential wobble in the polar vortex could bring a return of arctic air to Ohio and the northern U.S. around Thanksgiving. Forecasts show below-average temperatures for about half the country ...

A weakened polar vortex is pushing frigid Arctic air into the central and eastern United States. Michigan will experience its coldest temperatures over the weekend, with some areas dipping below zero.

A potential wobble in the polar vortex could bring frigid Arctic air to the northern U.S. around Thanksgiving. Forecasts show below-average temperatures for about half the country, while the Southeast ...