162  
CDUS45 KCYS 160729  
CLIAIA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
128 AM MDT SUN AUG 16 2020  
 
   
...............................
 
 
   
..THE ALLIANCE NE AIRPORT CLIMATE SUMMARY FOR AUGUST 15 2020
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1896 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 87 1241 PM 104 1937 87 0 85  
MINIMUM 53 401 AM 44 1924 55 -2 57  
2002  
AVERAGE 70 71 -1 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.10 1980 0.05 -0.05 0.00  
MONTH TO DATE 0.15 0.86 -0.71 0.85  
SINCE JAN 1 7.13 11.57 -4.44 14.33  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 0 4 -4 3  
SINCE JUN 1 36 109 -73 116  
SINCE JUL 1 0 16 -16 5  
 
COOLING  
YESTERDAY 5 7 -2 6  
MONTH TO DATE 137 113 24 119  
SINCE JUN 1 575 435 140 386  
SINCE JAN 1 580 445 135 386    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 10.1  
 
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 300 AM  
LOWEST 48 1200 PM  
AVERAGE 69  
   
......................................................
 
 
 
THE ALLIANCE NE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 105 2002  
MINIMUM TEMPERATURE (F) 55 44 2001  
 
 
SUNRISE AND SUNSET  
AUGUST 16 2020........SUNRISE 601 AM MDT SUNSET 749 PM MDT  
AUGUST 17 2020........SUNRISE 602 AM MDT SUNSET 748 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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