Arctic air and the coldest daytime temperatures in 6 years are here Monday and Tuesday, returning to the teens and 20s later ...

Starting this week into next, a lobe of the polar vortex will descend into the U.S. and bring with it brutally cold ...

BOSTON (AP) — Residents across the country from the Northern Plains to the tip of Maine are bracing for dangerously low ...

According to the NWS, the Arctic polar vortex is a powerful band of west-to-east winds that develops in the stratosphere, about 10 to 30 miles above the North Pole, during the winter season. It is ...

The National Weather Service issued a Cold Weather Advisory for all of Michigan from Monday morning through Wednesday morning, when arctic temperatures are likely. The advisory expires at noon ...

The arctic blast is expected to affect millions of people across the United States with brisk winds, and dangerously cold ...

Houston has been experiencing below-average temperatures as a polar vortex ushers in cooler conditions across the state.

With much of the nation preparing for the impacts of a polar vortex, weather forecasters say Loudoun County can expect to see ...

Several businesses and organizations have announced closings and cancellations ahead of the extremely cold temperatures.

Marylanders are bracing for the upcoming polar vortex, expected to bring temperatures into the single digits early this week.