Winter weather warnings have been issued in 30 states as a bone-chilling polar vortex is poised to freeze the US with record cold temperatures starting tonight. The National Weather Service (NWS) ...

If you’ve ever wondered why winter sometimes flips from mild to brutally cold, the answer might be hiding 20 miles above your head. That’s where a rare atmospheric phenomenon called sudden ...

Northern parts of the United States are seeing colder temperatures following Thanksgiving after record-breaking heat hit many parts of the South last week. But the country could be in for shockingly ...

(NEXSTAR) – A good chunk of the country could be in for cooler-than-average temperatures this Thanksgiving and beyond. The most recent outlooks from the National Weather Service’s Climate Prediction ...

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The polar vortex is forecast to weaken unusually early, and that could lead to more persistent cold weather in at least parts of the U.S. in December. Last week, almost 100 daily record lows were tied ...

Scientists are still trying to understand the atmospheric disturbances. A significant change in the atmosphere means the weeks after Thanksgiving could be colder and snowier than normal across ...

The town of Utqiagvik in Alaska, earlier known as Barrow, has entered its annual period of complete darkness after witnessing its last sunset of the year on Tuesday, November 18. This marks the ...

In yet another sign that winter weather is either here or will be soon, the dreaded polar vortex is making news yet again. Its potential arrival in the United States over the next few weeks is cause ...

An Arctic blast is expected to bring below-average temperatures to the central U.S. and New England in late November and early December. A weakening polar vortex, influenced by a rare weather ...

It’s looking more likely the Chicago area could see a blast of arctic air around and after Thanksgiving Day. NBC 5 Storm Team Meteorologist Kevin Jeanes took a look at what’s going on and what the ...