The polar vortex is a gigantic circular upper-air weather pattern in the Arctic that envelops the North Pole. It's a normal ...

Like much of the U.S., Wisconsinites woke up Tuesday morning to bitter cold conditions. Many schools and colleges throughout the Milwaukee area closed as the area braced for the dangerous freezing ...

A polar vortex dipping down from Siberia is bringing a cold front with frigid temperatures to millions Americans. See maps of ...

Erin Davis/Axios Visuals An invasion of frigid air from the Arctic is sweeping south from the Plains and Ohio Valley Sunday, moving towards the Southeast and East. Threat level: The ...

A polar vortex is slated to sweep most of the continental US bringing winter storm warnings and a hazardous freeze to ...

A disruption in the polar vortex is about to send an Arctic air mass from Siberia as far south as Florida. Yes, Siberia—and ...

Millions of people across the U.S. will experience subzero or below-average temperatures in the coming days as a polar vortex coming ... summer and strengthens in winter, often expanding and ...

Where will it snow in the US? See where the polar vortex is set to make an icy impact Winter storm warnings have been issued in New York Sunday afternoon into Sunday night, according to a post on X ...

B.C., get ready to bundle up. The coldest air of the season will sweep into the province this weekend, courtesy of a polar vortex. It has been a relatively mild winter so far, so this drop in ...

more than 40 million people were under winter storm warnings while in areas of northeastern Kansas to north-central Missouri snowfall of up to 15 inches was observed. But the latest polar vortex ...