Why has it been so cold in Rochester? It's not just the polar vortex
The polar vortex is not synonymous with cold snaps, but when it slides toward the United States, the polar jet stream can mirror the distortion and introduce Arctic air. While this distortion is often caused by weakening of the polar vortex, that’s not the case this time.
"An Arctic air mass is expected to plunge into the Central U.S. this week, with high confidence for widespread, ...
The polar vortex has returned to the U.S., and frostbite-inducing temperatures are blasting millions of Americans.
The sudden winter chill came thanks to the polar vortex, an area of low pressure and cold air in the Arctic near the North Pole, that has taken hold over parts of the country, meteorologists say.
Another arctic blast has sent temperatures plummeting across the United States, bringing “life-threatening” wind chills and ...
The frigid stream of air that plunged down into the Central U.S. this week is breaking cold records from South Dakota to Texas, with temperatures in the single digits setting records in many ...
The United States has been at the epicenter of the planet’s most unusually cold conditions early in 2025. The polar vortex is to blame.
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