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.
WASHINGTON—The polar vortex hit its peak across much of America on February 19, with an icy grip that made Arctic Greenland seem like a toasty vacation spot in comparison. Even Mars has been warmer ...
After a winter storm brings snow, ice to several states, Mississippi will see Arctic air from the polar vortex for a few days ...
The polar vortex is coming back. After a half-month hiatus, frigid air will again surge across the United States beginning this weekend through next week, as the unusually cold blob of air dips ...
You might have heard the term “polar vortex” thrown around during the winter months, but what does it really mean and how ...
More than 95 million people in the U.S. are facing gripping cold Tuesday as a polar vortex sends temperatures plunging to record levels, closing schools, bursting pipes and forcing communities to ...
The United States has been at the epicenter of the planet’s most unusually cold conditions early in 2025. The polar vortex is ...
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