The Arctic is undergoing profound environmental shifts, marked by unprecedented warming and ecosystem changes. A critical ...

A high-pressure weather system is pushing a mass of Arctic air down from Canada into the central U.S. beginning on Tuesday, the National Weather Service said, which is expected to cause ...

The most potent blast will enter the north-central U.S. on Friday, the National Weather Service warned, before roaring across much of the rest of the nation over the weekend.

The National Weather Service warned that the Arctic airmass is delivering the coldest temperatures since last winter. Wind chills in the northern Plains and upper Midwest are expected to plunge ...

NEW YORK (PIX11) – After a looming snowstorm hits the Tri-State Area on Sunday, arctic air is expected to chill New York City and the surrounding areas. According to a post on the National ...

The Arctic air will blast across the the Midwest ... "High temperatures the next couple of days will be roughly 10 to as much as 30 degrees below normal," National Weather Service forecaster Mark ...

The National Weather Service has issued a Winter Weather Advisory for areas in Central Maryland for Friday afternoon ahead of the chance for wintry weather. 1-2" of snow is possible in these areas ...

Charlotte faces “dangerous” low temperatures and wind chills from an approaching Arctic air mass, National Weather Service meteorologists said in an alert Saturday. “Confidence is high that ...

A blast of arctic air is set to lower temperatures in Rhode Island into the single digits early next week, according to the National Weather Service. Highs during the day next Tuesday and ...

NEW YORK (PIX11) – After a looming snowstorm hits the Tri-State Area on Sunday, arctic air is expected to chill New York City and the surrounding areas. According to a post on the National ...

The National Weather Service has been working around the clock looking at a variety of data, radar information, and crafting social media posts to keep the public informed about the winter weather.