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.

There are more ways than we knew for the stratospheric polar vortex to get disrupted, shooting cold air southwards across ...

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 ...

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.

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

The polar vortex is aways around - it just normally stays near the North Pole. But when it descends into our area, get ready for really cold weather.

The polar vortex is a “constant feature” that begins to develop sometime in September and persist through sometime in spring, say April or May, as previously detailed by Paul Pastelok, an ...

Polar vortex headed for US will bring ‘exceptionally cold’ temps in the new year: ‘Weather models are screaming’ By . Alex Oliveira. Published Dec. 30, 2024, 8:14 p.m. ET.

During the polar vortex, temperatures could reach 12-25°F below average in some states, according to AccuWeather. “This could end up being the coldest January since 2011 for the U.S. as a whole ...

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 ...