220  
CDUS45 KCYS 110349  
CLIAIA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
949 PM MDT TUE SEP 10 2019  
 
   
...............................
 
 
   
..THE ALLIANCE NE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 10 2019
 
 
VALID TODAY AS OF 0900 PM LOCAL TIME.  
 
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)  
TODAY  
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)  
TODAY T 0.76 1989 0.05 -0.05 0.00  
MONTH TO DATE 1.32 0.54 0.78 0.09  
SINCE JAN 1 18.28 12.95 5.33 14.70  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 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 10.8  
 
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
LIGHT RAIN  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 800 PM  
LOWEST 57 1000 AM  
AVERAGE 75  
   
......................................................
 
 
 
THE ALLIANCE NE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 97 1994  
MINIMUM TEMPERATURE (F) 45 24 1902  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 10 2019.....SUNRISE 626 AM MDT SUNSET 710 PM MDT  
SEPTEMBER 11 2019.....SUNRISE 627 AM MDT SUNSET 708 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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