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Sep 15: On this day in 2004 heavy rains fell over parts of Cheyenne and
               Morrill counties of the Nebraska panhandle.  The rains started
               late on the 14^th, and by the end of the 15^th, amounts from 1.75
               to 2 inches fell over an area from Potter to Dalton to Bridgeport.

Sep 16: Rawlins, Wy, recorded it’s greatest daily precipitation on record
               on this day in 1965. A total of 2.06 inches of precipitation fell,
               including 14.5 inches of snow. 

Sep 17: On this day in 2000 Cheyenne reached a high of 91 degrees,
               which is the latest 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 the 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 20^th.

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 21:  2.5 inches of snow was recorded in Scottsbluff on this day in 1895.