The polar vortex is essentially a large area of low pressure and cold air surrounding both of Earth’s poles. It constantly sits over the poles but expands in the winter.

These polar vortex stretches are happening more frequently as the world — and especially the Arctic — warms, a 2021 paper published in the journal Science, also co-authored by Cohen, demonstrated.

A researcher expects the polar vortex to strengthen over the next two weeks. This has a big impact on our day-to-day weather here in the Great Lakes region and even the Northeast. Judah Cohen ...

While most polar vortex forecasts are often unpredictable, Fox Weather said this round of cold is different. “This is a very highly confident forecast.

A polar vortex could bring cold winds to much of the U.S. as the new year approaches—but what exactly is a polar vortex, and how could it affect the weather in 2025? Why It Matters.

Because this is the Polar Vortex Blog, we would love to be able to tell you how the stratospheric polar vortex is doing super cool things that can explain how cold and snowy it’s been in many ...