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2022 ended with a shiver, but the start of 2023 broke a sweat. 🥶🥵

This weather whiplash may have been caused by changes in the polar vortex, the band of strong westerly winds over the Arctic. Details: go.nasa.gov/3XaD4iK
#NASAEarth

in reply to NASA

Fascinating visual of the cold air hovering over the North American and Eastern European land masses, then running from the oceans.

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