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Posts Tagged "wind chill"

Observations

What Is This “Polar Vortex” That Is Freezing the U.S.?

vortex graphic

As I write these words, temperatures across half the U.S. are plummeting like a rock. Extreme lows are forecast by tonight: -32 degrees Fahrenheit in Fargo, N.D.; -21 degrees F in Madison, Wisc.; -15 degrees F in Chicago and Indianapolis, according to the National Weather Service. Wind chills will reach a bizarre 60 degrees below [...]

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