The U.S. faces a tale of two forecasts to start the week, as the West experiences an ongoing heat wave and a cold front pushing into the northern Plains will eventually bring a fall -like feel to more than 200 million for the eastern half of the country.

Just in time for the return of the Pumpkin Spice Latte , the FOX Forecast Center is tracking a pattern change from a low-pressure system out of Canada , with a trailing cold front moving into the Great Lakes and the central Plains.

Already on Sunday, nearly 100 million experienced below-average temperatures in the northern Plains and upper Mississippi valley. Minneapolis didn’t even crack 60 degrees until mid-morning on Sunday.

Early in the week, the cooler air from the Rocky Mountains will arrive in the Northeast . With this front, the

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