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

The images, captured on January 6 by the Moderate Resolution Imaging Spectroradiometer (MODIS) instrument on NASA’s Aqua ...

The cold is expected to persist throughout January, with relief coming once February rolls around. Such plunges occur when ...

Storm Blair is expected to move through Ohio on Sunday, bringing snow and sleet accumulations of between 5 and 9 inches on ...

Forecasts indicate that the Arctic polar vortex will deliver frigid winds across large portions of the U.S. in the new year.

The United States continued to freeze through a polar vortex that brought rare cold to the southern United States and chances ...

AccuWeather forecast that the state's "RealFeel" temperature could be as cold as between 10-20 degrees from January 8-10.

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?

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 rain that pummeled the northeast on New Year's Eve is just a beginning of things to come as New York faces up to 3 feet ...

Temperatures are dropping in Texas on New Year's Eve ahead of next week's polar vortex, which will bring snowfall to much of ...

We're tracking a 'polar vortex,' and it's expected to have an impact on a big part of the United States, including Texas.