725  
CDUS45 KCYS 020729  
CLIAIA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
129 AM MDT WED SEP 2 2020  
 
   
...............................
 
 
   
..THE ALLIANCE NE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 1 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 83 403 PM 99 2012 82 1 89  
1929  
MINIMUM 46 1134 PM 34 1956 50 -4 62  
AVERAGE 65 66 -1 76  
 
PRECIPITATION (IN)  
YESTERDAY T 0.63 1966 0.05 -0.05 0.00  
MONTH TO DATE T 0.05 -0.05 0.00  
SINCE JAN 1 7.13 12.46 -5.33 16.96  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 0 2 -2 0  
SINCE SEP 1 0 2 -2 0  
SINCE JUL 1 11 39 -28 24  
 
COOLING  
YESTERDAY 0 3 -3 11  
MONTH TO DATE 0 3 -3 11  
SINCE SEP 1 0 3 -3 11  
SINCE JAN 1 727 526 201 468    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 11.5  
 
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76 600 AM  
LOWEST 15 400 PM  
AVERAGE 46  
   
......................................................
 
 
 
THE ALLIANCE NE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 97 2001  
1947  
1939  
MINIMUM TEMPERATURE (F) 49 31 2006  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 2 2020.....SUNRISE 618 AM MDT SUNSET 722 PM MDT  
SEPTEMBER 3 2020.....SUNRISE 619 AM MDT SUNSET 720 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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