A detailed analysis of polar vortex collapse mechanisms and how they relate to occasional North American cold outbreaks.

Two newly identified patterns in the stratospheric polar vortex can send cold air over North America to cause extreme cold snaps, but the parts of the country that suffer differ between them. Those ...

However, a disruption in the vortex – known as "sudden stratospheric warming" – back in mid-March will finally be making its way down to the surface in the eastern U.S. next week, Cohen said.

Despite a warming climate, bone-chilling winter cold can grip parts of the U.S. In a study appearing in Science Advances, researchers found that two specific patterns in the polar vortex, a ...

The Arctic polar vortex is a circle of strong, cold winds that picks up every winter over the North Pole. The vortex is always present, but it strengthens in the winter due to a redistribution of ...

The polar vortex has been known about and studied by the meteorological community for decades. It is an almost always present upper-level circulation that hangs out most of the of time around both ...

The polar vortex could bring a cold blast to millions across America in the second half of March, AccuWeather said in a media advisory sent to Rigzone recently. “AccuWeather long-range experts ...

Weather N.Y. weather: Strongest polar vortex disruption of year means winter weather could hit Northeast this April Published: Mar. 12, 2025, 2:21 p.m.

Weather Mass. weather: Huge polar vortex disruption might mean a wintery April and May Updated: Apr. 12, 2025, 10:07 a.m. | Published: Mar. 16, 2025, 5:45 a.m.