768  
CDUS45 KCYS 110731  
CLIAIA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
130 AM MDT WED SEP 11 2019  
 
   
...............................
 
 
   
..THE ALLIANCE NE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 10 2019
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1896 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 81 331 PM 99 2012 79 2 87  
MINIMUM 46 131 AM 25 1962 46 0 42  
AVERAGE 64 62 2 65  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 0.76 1989 0.05 -0.03 0.00  
MONTH TO DATE 1.34 0.54 0.80 0.09  
SINCE JAN 1 18.30 12.95 5.35 14.70  
 
DEGREE DAYS  
HEATING  
YESTERDAY 1 5 -4 0  
MONTH TO DATE 6 35 -29 11  
SINCE SEP 1 6 35 -29 11  
SINCE JUL 1 30 72 -42 55  
 
COOLING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 44 25 19 14  
SINCE SEP 1 44 25 19 14  
SINCE JAN 1 501 548 -47 507    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 11.1  
 
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
RAIN  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 800 PM  
LOWEST 57 1000 AM  
AVERAGE 75  
   
......................................................
 
 
 
THE ALLIANCE NE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 97 1994  
MINIMUM TEMPERATURE (F) 45 24 1902  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 11 2019.....SUNRISE 627 AM MDT SUNSET 708 PM MDT  
SEPTEMBER 12 2019.....SUNRISE 628 AM MDT SUNSET 706 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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