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

Meteorologists sound the alarm as frigid temperatures are expected to sweep across the U.S. South this weekend.

This coming weekend, the central and eastern United States will receive a blast of Arctic air, which will also affect ...

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

A fresh surge of Arctic air from the Polar Vortex is poised to plunge into the central and northeastern United States this ...

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

That’s what’s happening this weekend: a stretched polar vortex is helping send arctic air deeper into the United States, ...

Federal scientists from the Climate Prediction Center (CPC) confirmed that the La Niña weather pattern, which started in ...

Cold weather fueled by the recent shift in the polar vortex is helping drive demand for natural gas, with prices recently ...

The United States is expecting another hit by the polar vortex starting this weekend. Here's what's expected in South ...

Temperatures will drop into the low 20s in Columbia by Sunday night extending into Tuesday before more normal temperatures ...

Several states across the Northeast and into the Midwest are expected to experience unseasonably cold temperatures this ...