105  
CDUS45 KCYS 160027  
CLIAIA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
627 PM MDT THU MAY 15 2025  
   
...............................  
 
   
..THE ALLIANCE NEBRASKA AIRPORT CLIMATE SUMMARY FOR MAY 15 2025  
 
VALID TODAY AS OF 0600 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 67 MM 88 1944 68 -1 62  
1978  
MINIMUM 48 MM 22 2014 38 10 40  
AVERAGE 58 53 5 51  
 
PRECIPITATION (IN)  
TODAY 0.04 1.49 2015 0.08 -0.04 0.03  
MONTH TO DATE 0.43 1.20 -0.77 0.75  
SINCE MAR 1 2.10 3.52 -1.42 3.02  
SINCE JAN 1 2.93 4.00 -1.07 4.28  
 
DEGREE DAYS  
HEATING  
TODAY 7 12 -5 14  
MONTH TO DATE 100 225 -125 219  
SINCE MAR 1 1439 1756 -317 1650  
SINCE JUL 1 6453 7169 -716 6255  
 
COOLING  
TODAY 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 30 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 54 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 24.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 74 500 PM  
LOWEST 34 400 PM  
AVERAGE 54  
   
......................................................  
 
THE ALLIANCE NEBRASKA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 92 1934  
MINIMUM TEMPERATURE (F) 39 26 2016  
 
SUNRISE AND SUNSET  
MAY 15 2025...........SUNRISE 530 AM MDT SUNSET 805 PM MDT  
MAY 16 2025...........SUNRISE 529 AM MDT SUNSET 806 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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