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The polar vortex is beginning to stir, signaling the first signs of seasonal change. Here's when to expect the first frost in ...
Summer may end on a cooler note for parts of the U.S., with meteorologists suggesting that a weakened polar vortex could ...
Prepare for a return of frigid weather in March—and April. Prepare for a return of frigid weather in March—and April.AFP—Getty Images Editor at Large You could be forgiven for not noticing that last ...
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As polar vortex stirs up, should Wisconsinites expect freezing cold? Here's what the data says
The polar vortex is stirring up, bringing the earliest hints that the seasons are changing. When will Wisconsin see its first freeze?
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