Here's the latest on the winter storm. A historic winter storm is poised to produce potentially record-breaking snows from ...

The long-range data shows we may be done with a true Arctic air mass similar to what we experienced in January. But we ...

However, a deep freeze, thanks to the polar vortex dipping down from Siberia, is bringing an even harsher arctic blast to million Americans this week. Maps show what to expect as the cold front ...

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

A strong polar vortex in the stratosphere has brought subzero temperatures to the Midwest, Mid-Atlantic and deep into the South.

How the Polar Vortex Can Bring Arctic Blasts to the U.S. Vast weather patterns can carry blasts of frigid air far from the ...

A series of disturbances in the atmosphere is sending the polar vortex south (again) next week with a burst of even colder ...

The polar vortex can be a powerful source of winter weather, but it's not the only cause of severe cold and snow in regions better known for warmth and sunshine. The Gulf Coast states are still ...

As of Saturday afternoon, the majority of U.S. states will experience some influence from a blast of Arctic air out of the north due to such a disruption in the polar vortex. 🥶 Extended Arctic ...

Donald Trump announced the change to his plans on TruthSocial, pointing to a wind chill forecast by the National Weather Service forecasting 'severe record lows' on Monday.