The phrase “historic polar vortex” evokes a country locked in ice from the Great Lakes to the Gulf, but the most reliable ...

A shifting polar vortex will allow multiple rounds of Arctic air to invade the central and eastern United States through the first half of December. The cold waves will be accompanied by opportunities ...

Polar vortex disturbance is causing frigid Artic air to surge southward, bringing cold temperatures and possibly snow to many ...

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

A polar vortex is bringing colder air to parts of the U.S. But how much will Alabama be impacted as December begins? Here’s ...

A new snowmaking system is set to arrive as the weekend approaches. Cold air will grip the central and eastern US, sticking ...

If you hear that the polar vortex is coming, you should expect to experience a lot of cold. CLEVELAND — The temperature ...

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

A rare stratospheric warming event high above the Arctic could disrupt the polar vortex and send colder air toward Texas in ...

This dramatic-sounding phenomenon is a naturally occurring component of the Earth’s atmosphere that can play a huge role in ...

A significant change in the atmosphere means the weeks after Thanksgiving could be colder and snowier than normal across ...