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.
The term “polar vortex” usually refers to the gigantic circular upper air weather pattern in the Arctic region. It is a ...
After a winter storm brings snow, ice to several states, Mississippi will see Arctic air from the polar vortex for a few days ...
Meteorologists said several states would experience the tenth and coldest polar vortex event this season. Weather forces in the Arctic are combining to push the chilly air that usually stays ...
The polar vortex has returned to the U.S., and frostbite-inducing temperatures are blasting millions of Americans.
The polar vortex might be considered the jet stream’s upstairs neighbor in the wintertime. It appears in September, when a seasonal lack of sunlight begins to make it cooler inside the Arctic ...
An arctic air mass continued to grip much of the central and eastern United States on Friday, bringing dangerously cold ...
Meteorologists had predicted that parts of the U.S. would experience the 10th and coldest polar vortex event this season.
The polar dance that caused snow to fall across the South in January has been studied for decades, but scientists still ...
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