According to the National Weather Service, a polar vortex will impact most of the country this weekend, here is what you need ...

A polar vortex will plunge Colorado into bitter, sub-zero cold this weekend and could bring up to 10 inches of snow in some ...

A spell of dangerously cold weather is creeping through the area this weekend that will drop high temperatures below zero with wind chills as cold as -40 possible at times. With these temperatures and ...

Some areas of the U.S. may see temperatures as low as -20 or -30 degrees early next week as arctic air from Siberia rolls in.

The polar vortex is a large area of low pressure, winds, and cold air surrounding both of the Earth’s poles, according to the ...

We start the following work week with a polar vortex. This will bring in unseasonably cold air to the region and wind chill ...

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

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

As snow begins to cover the Texas Panhandle amid the polar vortex, here's what the state can expect as weather conditions ...

It's going to get cold in Tennessee. Meteorologists predict freezing temperatures for much of the state. Here's the latest.