This Week (September 17-23) in Area Weather History
day in history that Cheyenne reached at least 90 degrees. Conversely, on this
day in 1965, Cheyenne only reached 31 degrees, the earliest day in Fall that
Cheyenne has remained below freezing.
Today is the average first freeze date for Rawlins, Wyoming.
Sep 18: The greatest daily precipitation amount ever recorded in Chadron, Nebraska
occurred on this day in 1986 when 4.40 inches of rain flooded the area.
Cheyenne recorded a 4.0 inch snowfall on this day in 1942.
Sep 19: An early season winter storm began across portions of east-central Wyoming
and the northern Nebraska panhandle on this day in 1995. 1 to 4 inches of snow
was recorded by the end of the day with the snow continuing into the 20th.
Sep 20: The 1995 winter storm ended after producing 2 to 8 inches of snow. Some
power outages occurred due to heavy snow breaking tree branches onto power
lines.
Sep 22: The heaviest September snowstorm ever recorded in Cheyenne began on this
day in 2000. Just 1.2 inches of snow had fallen by the end of the day, but much
more was to come. Also on this day in 1979 Cheyenne was buffeted by strong
winds, with a peak gust of 74 mph.
Sep 23: Another 4.2 inches of snow fell in Cheyenne on this day during the 2000 winter
storm, while Scottsbluff received 2.7 inches of snow.
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