A polar vortex is currently hitting the United States, with schools closed in many areas and at least four deaths caused by treacherous conditions.

As an arctic blast settled over Texas, parts of the state braced for frigid temperatures, icy roads and possible snow starting on Wednesday, while state officials assured Texans that they're prepared ...

An area stretching from Texas to Tennessee is bracing for the expected arrival of freezing rain and snow, as some other parts of the country that already received an arctic blast this week are prepari ...

It's a term you hear every couple of winters, when we get stuck in the coldest of cold patterns – polar vortex. But what exactly is it?

In its January to March 2025 outlook, the NWS said polar vortex winds were expected to remain strong through January, meaning there was a low to medium (20 to 50 percent) chance of a modest cold snap ...

In short, the answer is the polar vortex. But what does that mean? The polar vortex is a “constant feature” that begins to develop sometime in September and persist through sometime in spring ...

The polar vortex is frequently discussed during the winter months, as it can bring bone-chilling temperatures to much of the ...

Frigid air that normally stays in the Arctic has escaped, plunging deep into the United States for an extended visit that is expected to provoke teeth-chattering but not be record-shattering.

The weather service in Detroit is also predicting a white New Year's Eve: "Colder air arrives Tuesday with additional rain ...

Much of the country will be hit with extreme low temperatures over the next week as a polar vortex sends cold air down from the North Pole. Real feel temperatures throughout the northeast ...

A polar vortex is set to bring weeks of icy temperatures to the Lower Hudson Valley and New York City. The frigid period will impact the Northeast and Midwestern regions of the United States starting ...