Data from the 2019 polar vortex, which primarily affected the northern Midwest, showed a similar 20% increase in energy ...

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

The plunging polar vortex brought subfreezing temperatures Tuesday to some of the southernmost points of the U.S., ...

Temperatures plunged into the teens and single digits in some spots, and the snow-dusted winds are driving the wind chill ...

Polar vortex brings subfreezing temperatures, snow to southern U.S., causing power outages and travel disruptions.

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?

As overnight temperatures dip into the teens and 20s this week, Gov. Dan McKee’s administration on Monday night opened two ...

ROCHESTER, N.Y. — People across the country and the Rochester area are feeling the impact of the polar vortex. While the polar vortex typically stays in the Arctic, its jet stream could weaken in the ...

The plunging polar vortex brought subfreezing temperatures Tuesday to some of the southernmost points of the U.S., ...

The plunging polar vortex is bringing subfreezing temperatures to some of the southernmost points of the U.S. A forming storm ...

A huge swath of the U.S. was blasted with ice, snow and wind on Monday as the polar vortex that dipped south over the weekend ...