399  
CDUS45 KCYS 050728  
CLIAIA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
127 AM MDT SAT SEP 5 2020  
 
   
...............................
 
 
   
..THE ALLIANCE NE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 4 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 90 342 PM 101 1998 81 9 85  
MINIMUM 40 448 AM 32 2011 48 -8 54  
AVERAGE 65 65 0 70  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.10 1912 0.06 -0.06 T  
MONTH TO DATE T 0.22 -0.22 T  
SINCE JAN 1 7.13 12.63 -5.50 16.96  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 3 -3 0  
MONTH TO DATE 2 11 -9 0  
SINCE SEP 1 2 11 -9 0  
SINCE JUL 1 13 48 -35 24  
 
COOLING  
YESTERDAY 0 3 -3 5  
MONTH TO DATE 2 12 -10 33  
SINCE SEP 1 2 12 -10 33  
SINCE JAN 1 729 535 194 490    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 6.3  
 
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 500 AM  
LOWEST 16 300 PM  
AVERAGE 48  
   
......................................................
 
 
 
THE ALLIANCE NE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 100 1998  
MINIMUM TEMPERATURE (F) 48 33 1953  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 5 2020.....SUNRISE 621 AM MDT SUNSET 717 PM MDT  
SEPTEMBER 6 2020.....SUNRISE 622 AM MDT SUNSET 715 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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