"Very cold daytime temperatures will struggle to rise above the teens and single digits," the Weather Prediction Center said.

A winter buzzword, explained.

Persistent polar vortex disruptions will funnel repeated rounds of arctic air and snow across the Eastern United States this ...

Sudden stratospheric warming is expected to disrupt the polar vortex, sending more bursts of extreme cold our way.

If you couldn’t get enough of the cold temperatures in early December, there’s more on the way for Tennessee this coming ...

After this weekend's snow storm moves out, cold Arctic air will move in.

Meteorologists warn that a stretched polar vortex could bring severe winter weather to much of the United States ...

The North Pole is surrounded by a massive circular upper-air weather phenomenon in the Arctic called the polar vortex. It is ...

A winter storm descending on the US is expected to deliver heavy snow and ice to more than 150 million people across roughly ...

The incoming Arctic blast will bring very cold temperatures to West Michigan, but it still falls short of the historic, ...

An Arctic blast could bring colder temperatures to Florida, but it is not guaranteed. When temperatures drop below 40 degrees, cold-blooded iguanas can become immobilized and fall from trees. The ...