574  
CDUS45 KCYS 150726  
CLIAIA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
126 AM MDT TUE SEP 15 2020  
 
   
...............................
 
 
   
..THE ALLIANCE NE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 14 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 91 135 PM 94 2015 77 14 83  
1955  
MINIMUM 45 525 AM 26 1961 44 1 41  
1903  
AVERAGE 68 60 8 62  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.72 2016 0.05 -0.05 0.00  
MONTH TO DATE 0.50 0.72 -0.22 1.37  
SINCE JAN 1 7.63 13.13 -5.50 18.33  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 6 -6 3  
MONTH TO DATE 113 57 56 28  
SINCE SEP 1 113 57 56 28  
SINCE JUL 1 124 94 30 52  
 
COOLING  
YESTERDAY 3 1 2 0  
MONTH TO DATE 21 30 -9 44  
SINCE SEP 1 21 30 -9 44  
SINCE JAN 1 748 553 195 501    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 12.1  
 
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76 400 AM  
LOWEST 14 100 PM  
AVERAGE 45  
   
......................................................
 
 
 
THE ALLIANCE NE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 97 1948  
MINIMUM TEMPERATURE (F) 43 29 1988  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 15 2020.....SUNRISE 632 AM MDT SUNSET 700 PM MDT  
SEPTEMBER 16 2020.....SUNRISE 633 AM MDT SUNSET 658 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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