The polar vortex has taken on an unexpected pattern this winter - one that’s made part of the United States the most ...

The United States has been at the epicenter of the planet’s most unusually cold conditions early in 2025. The polar vortex is to blame.

BISMARCK, North Dakota — More than 95 million people in the United States were facing numbing cold on Tuesday as a polar ...

Elsewhere, a polar vortex took over from Montana to southern Texas. Bismarck, North Dakota, hit minus 39 degrees (minus 39.4 C) early Tuesday, breaking a record for the date set in 1910. The biggest ...

The latest in a long line of winter storms is taking direct aim at the East Coast, threatening to dump heavy snow and some ...

More than 95 million people are facing gripping cold Tuesday as a polar vortex sends temperatures plunging to record levels, closing schools, bursting pipes and forcing communities to set up more ...

More than 95 million people are facing gripping cold Tuesday as a polar vortex sends temperatures plunging to record levels.

More than 95 million people are facing gripping cold Tuesday as a polar vortex sends temperatures plunging to record levels, ...

The frigid stream of air that plunged down into the Central U.S. this week is breaking cold records from South Dakota to Texas, with temperatures in the single digits setting records in many ...

two bands of fast-moving air – the polar jet stream and the stratospheric polar vortex – sometimes tango together to influence weather in the northern hemisphere. As the Arctic continues ...

And if the polar vortex is to blame. First, a quick refresher on the polar vortex. The polar vortex is a region of very strong winds that form a circle around the North Pole. The vortex is located ...