584  
CDUS45 KCYS 160729  
CLIAIA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
129 AM MDT FRI MAY 16 2025  
   
...............................  
 
   
..THE ALLIANCE NEBRASKA AIRPORT CLIMATE SUMMARY FOR MAY 15 2025  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1896 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 67 412 PM 88 1944 68 -1 62  
1978  
MINIMUM 43 1126 PM 22 2014 38 5 40  
AVERAGE 55 53 2 51  
 
PRECIPITATION (IN)  
YESTERDAY 0.06 1.49 2015 0.08 -0.02 0.03  
MONTH TO DATE 0.45 1.20 -0.75 0.75  
SINCE MAR 1 2.12 3.52 -1.40 3.02  
SINCE JAN 1 2.95 4.00 -1.05 4.28  
 
DEGREE DAYS  
HEATING  
YESTERDAY 10 12 -2 14  
MONTH TO DATE 103 225 -122 219  
SINCE MAR 1 1442 1756 -314 1650  
SINCE JUL 1 6456 7169 -713 6255  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 15 0 15 0  
SINCE MAR 1 17 0 17 2  
SINCE JAN 1 17 0 17 2    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 38 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 54 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 20.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 1000 PM  
LOWEST 34 400 PM  
AVERAGE 60  
   
......................................................  
 
THE ALLIANCE NEBRASKA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 92 1934  
MINIMUM TEMPERATURE (F) 39 26 2016  
 
SUNRISE AND SUNSET  
MAY 16 2025...........SUNRISE 529 AM MDT SUNSET 806 PM MDT  
MAY 17 2025...........SUNRISE 528 AM MDT SUNSET 807 PM MDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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