Polar vortex patterns explain shifting US winter cold despite warming climate

PHYSorg
Jul 11, 2025, 2:00 pm287 ptsTop
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 swirling mass of cold air high in the stratosphere, steer extreme cold to different regions of the country. One pattern…

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