Record cold September Airmass

Overview

A record setting cold airmass spread across the Plains and into the Rockies on September 9th and 10th 2020. Low temperatures on both the 9th and 10th of September plummeted into the 40s across most of Kansas with readings falling into the 30s across Western Kansas. High temperatures on Wednesday September 9th only reached the 40s and 50s. Normal highs for the beginning of September are in the 80s across Kansas. Widespread snow occurred across most of Colorado with some of this even affecting parts of Western Kansas. Goodland measured a half inch of snow on September 9th, which is the earliest they have ever measured snow in Goodland Kansas.

Additional info

Additional Info


Forecast lows for September 9th and departure from normal	Surface analysis for the morning of September 9th	Contrast in temps as the front came through


One day temperature change records	Record cool highs for September 9th	More record cool highs for northwest Kansas


Forecast snowfall across the Rockies and High Plains	Earliest measurable snowfall on record for Goodland Kansas

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