The Great Lakes and Northeast are bracing for another cold shot later this month — down to single digits in places. How cold will it get in NY?

The last time Texas experienced a “polar vortex effect” was last winter, when a cold front brought frigid temperatures and wind chills down to -15 degrees. David Montesino dmontesino@star-telegram.com ...

While meteorologists say that in most cases, polar vortex intrusions aren't disruptive, they are sometimes associated with cold air outbreaks and winter storms, which can in turn affect travel ...

A potential wobble in the polar vortex could bring a return of arctic air to Ohio and the northern U.S. around Thanksgiving. Forecasts show below-average temperatures for about half the country ...

Jan. 1 (UPI) --The first few days of the new year are expected to bring heavy snow and frigid temperatures in the form of a polar vortex to the eastern United States. The rain that pummeled the ...