A polar vortex will linger through much of the country for most of this February, prolonging the deep freeze for weeks to ...

Schools are closing or operating remotely and warming shelters are opening their doors as temperatures in Northwest Indiana ...

An Arctic front is moving into the Chicago area, bringing the coldest weather since the 2019 Polar vortex.

A stretch of over 2,000 miles of the U.S. is under winter storm and extreme cold warnings over the upcoming weekend.

A 2025 satellite image shows a series of ghostly ice swirls sculpted on the surface of Lake Michigan by strong winds during an extreme cold snap that covered Chicago in a blanket of snow.

Similarly, wind chill temperatures measure how cold people and animals feel when outside, measuring the rate of heat loss from exposed skin caused by wind and cold. As wind strengthens, it draws heat ...

WASHINGTON (AP) — Warm Arctic waters and cold continental land are combining to stretch the dreaded polar vortex in a way that will send much of the United States a devastating dose of winter weather ...

Tens of millions of people are in the path of a major winter storm. Federal cuts threaten efforts to understand the causes of ...

What is the polar vortex? This article explains what a polar vortex is in simple terms, how it influences winter weather in the U.S., and why meteorologists talk about it during major cold events.

An Indiana man was having some fun freezing hot water in the cold air, as a polar vortex hit the state.Goshen resident Josh Briggs posted a video to X of him exclaiming ‘Woohoo!’ as a mug of hot water ...