This cold blast could be relatively short-lived, with a return to more typical wintry temperatures by later in December.

The coldest air of the early winter season is blasting the eastern U.S. on Monday, with single-digit temperatures with ...

Temperatures in Central Texas are expected to drop by roughly 30 degrees from Saturday to Sunday.

Arctic wind patterns create a sort of wall around the pole that prevents frigid air from trickling southward. That wall that ...

Temperatures are plummeting across much of the United States and will affect games in Week 15 ...

The planet's most extreme cold air will be barreling into the central and eastern United States this coming weekend "like a ...

A fresh shot of Arctic air could bring the coldest air of the season for many this week, according to AccuWeather ...

A polar vortex will bring frigid air to several states in the coming days. How cold will it get in Kentucky?

The northern U.S. is bracing for bone-chilling cold as a weakened polar vortex pushes Arctic air south. How cold will ...

Weekend weather is expected to drop below freezing over Oklahoma City before warming back up on Monday afternoon.

A cold front from an expanding polar vortex brought chilly temperatures to North and Central Florida. Temperatures are ...

Dr. Amy Butler with the National Oceanic and Atmospheric Administration says the early polar vortex disruption is unusual and ...