The term “polar vortex” usually refers to the gigantic circular upper air weather pattern in the Arctic region, enveloping ...

The latest blast of frigid air will linger across the central and eastern U.S. through much of the week while another winter ...

More than 95 million people are facing gripping cold Tuesday as a polar vortex sends temperatures plunging to record levels, ...

The latest in a repeated pattern of winter storms is taking direct aim at the East Coast where heavy snow and some ice is ...

Harsh cold descended on the nation's midsection Monday as a polar vortex gripped the Rockies and Northern Plains after winter storms pummeled the eastern U.S. over the weekend, killing at least 17 ...

Douglas McIntyre, Editor-in-Chief at Climate Crisis 24/7, reports that historic cold temperatures across the U.S. are ...

The polar vortex has sent temperatures plummeting across the US, affecting over 95 million people. Schools are closed, pipes are bursting, and temporary shelters are being set up for the homeless from ...

Extreme cold warnings were issued for an 11-state swath of the U.S. stretching from the Canadian border to Oklahoma and ...

The National Weather Service St. Louis office forecast says Belleville had a wind chill of 7 degrees below zero Tuesday ...

A powerful polar vortex is set to bring dangerously cold temperatures to the US, with the Northern and Central Plains facing extreme wind chills. Meteorologists warn that the frigid air will linger ...

WRAL meteorologist Chris Michaels explains what a polar vortex is and how it's impacting the United States. WRAL meteorologist Chris Michaels explains what a polar vortex is and how it's impacting the ...

The National Weather Service has warned about 'record-breaking cold' set to hit central areas of the US as a result of the ...