A strong polar vortex in the stratosphere has brought subzero temperatures to the Midwest, Mid-Atlantic and deep into the ...

These severe cold events occur when the polar jet stream – the familiar jet stream of winter that runs along the boundary ...

Extreme cold and snow smacked the Gulf Coast states this week, but the polar vortex may not be to blame.

Temperatures this week will be in the teens with overnight lows near zero, and that may seem warm compared to next week, as ...

Abnormal weather events and severe winter storms could be caused by a disrupted polar vortex. Find out here how the polar ...

The polar vortex is always around. It is a channel of strong winds high up in the atmosphere that circles the poles. One over ...

This cold was certainly extraordinary, but the polar vortex event of January 2019 brought life in the northern and central United States to a frozen halt. At that time in our area, the coldest actual ...

“The jet stream goes from west to east, and a strong polar vortex is going to come in here and disrupt that,” said Franks. “So it’ll slow down the jet stream. And if it’s strong ...

A lobe of the polar vortex will arrive in the United States this weekend, bringing the lowest temperatures in years and snow ...

Most of the U.S. will enjoy milder temperatures on Thursday, but the warmup will be brief as a polar vortex will send ...

A series of disturbances in the atmosphere is sending the polar vortex south (again) next week with a burst of even colder ...