The cold temperatures are coming from a not uncommon expansion in the Polar Vortex, which are counter-clockwise rotating air currents that typically hang over the Arctic.

Snow totals were rivalling all-time records. Officials were urging residents to take precautions and stay off roads.

Here's the latest on the winter storm. A historic winter storm is poised to produce potentially record-breaking snows from coastal Texas to northern Florida late Monday into Tuesday. The event comes as an Arctic blast affects more than half the U.

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

The temperature is predicted to be around 22 degrees during the swearing-in, the coldest since Ronald Reagan’s second inauguration.

People living "basically anywhere from the Rockies eastward" will see extremely cold temperatures over the next several days, a meteorologist says.

Several Gulf states experienced a major snowstorm this week. Changes in global climate patterns can be connected to weird weather events.

A rare winter storm has turned the South into an unlikely winter wonderland this week, giving cities like New Orleans more snow in a day than Salt Lake City has received all season.

A winter storm that is expected to begin in Texas next week could end up bringing snow and ice to parts of Florida, but the forecast is far from a lock.

Unprecedented snowfall hits the U.S. South. Discover how this winter storm is setting new records and causing rare blizzard conditions.

Florida is officially out snowing several Canadian cities on a monthly level, too, beating out places like Toronto, Ont., and St. John's, Nfld., with their January monthly snow totals so far. As of Wednesday, January 22, Toronto has picked up 19 cm of snow, and St. John's trails behind at 17 cm.