Winter Chill Incoming As Polar Vortex Begins Its Collapse
Winter Chill Incoming As Polar Vortex Begins Its Collapse
US · Published Nov 23, 2025
The Polar Vortex is weakening due to stratospheric warming, signaling a colder winter for the U.S., Canada, and Europe.
Peak disruption is expected around Thanksgiving, with Arctic air reaching mid-latitudes by early December, increasing snow chances.
Europe may initially stay mild, but a shift could bring freezing air and heavy snow to northern and central regions.
Polar vortex weakening brings winter chill
The Polar Vortex, a large area of low pressure and cold air surrounding the Earth’s poles, is showing signs of weakening due to a sudden stratospheric warming event. This disruption is expected to send a chill across the United States, Canada, and Europe as winter approaches.
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