A surge of Arctic air will sweep into North Carolina late this week, bringing a sharp temperature drop, light mountain snow ...

We are looking towards next week at the possibility of Arctic air moving southward and the possibility of freezing temperatures in the Coastal Bend. One of the potential factors that could play a key ...

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 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 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 ...