Ohio and the Great Lakes are bracing for another cold shot later this month — down to single digits in places. When to expect ...

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 ...

The first of what is expected to be three December Polar vortex waves has blanketed the Philadelphia region with frigid temperatures. Many people may not realize what a Polar vortex is, and the ...

The polar vortex, a weather feature that contributed to the Great Texas Freeze, is currently forming in the stratosphere over the North Pole and is expected to continue to strengthen rapidly as we ...