Fueled by a disturbed polar vortex, 18 states and D.C. have had more snow than average into December. In some areas, snowfall ...

Parts of North Dakota, West Virginia and Virginia are under extreme cold warnings as a surge of Arctic air hits this weekend.

The stratospheric polar vortex is expected to strengthen at the beginning of 2026. This phenomenon typically leads to the following conditions: Reduced likelihood of extended cold air outbreaks across ...

According to a forecast map shared by the agency, the states with the highest probability of seeing below average ...

A polar vortex is a large, low-pressure system of cold air that typically resides near the Earth’s poles, surrounded by ...

The first of three rounds of bitter air has arrived, threatening record lows in cities from the Midwest to the Northeast.

Thanksgiving is less than a week away which means the fall season is ending. With it comes colder temperatures from an ...

The Arctic polar vortex is expected to move south, which some say will lead to the coldest, harshest winter in years. Wyoming meteorologist Don Day ...

In an early sign of the winter weather that's coming, the dreaded polar vortex is making news yet again. The polar vortex is "ramping up from its summer slumber," said meteorologist Judah Cohen in an ...

A polar vortex is a large area of low pressure and cold air around Earth's poles. The flow of air runs counter-clockwise ...

In yet another sign that winter weather is either here or will be soon, the dreaded polar vortex is making news yet again. Its potential arrival in the United States over the next few weeks is cause ...