Frigid air will grip an unusually large portion of the Lower 48 states in just over a week’s time. The cold is predicted to consume almost the entire nation, from the Pacific Northwest to the Southeast, sparing only Florida.
While some parts of the country are forecast to experience temperatures 30 to 50 degrees colder than normal, the cold snap will be most remarkable for the amount of real estate it is predicted to cover.
Brian Brettschneider, a climatologist based in Alaska, noted Thursday that the National Weather Service’s six- to 10-day temperature outlook (below) projected the nation’s largest area with high confidence (90 percent probability) of below-normal temperatures in 15 years of issuing such outlooks.
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