043  
CDUS45 KCYS 210328  
CLIAIA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
927 PM MDT FRI SEP 20 2019  
 
   
...............................
 
 
   
..THE ALLIANCE NE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 20 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 82 232 PM 97 1956 74 8 70  
MINIMUM 59 457 AM 27 1927 41 18 39  
AVERAGE 71 57 14 55  
 
PRECIPITATION (IN)  
TODAY 0.00 0.89 1995 0.04 -0.04 0.04  
MONTH TO DATE 1.37 0.98 0.39 0.15  
SINCE JAN 1 18.33 13.39 4.94 14.76  
 
DEGREE DAYS  
HEATING  
TODAY 0 8 -8 10  
MONTH TO DATE 35 101 -66 26  
SINCE SEP 1 35 101 -66 26  
SINCE JUL 1 59 138 -79 70  
 
COOLING  
TODAY 6 1 5 0  
MONTH TO DATE 58 36 22 69  
SINCE SEP 1 58 36 22 69  
SINCE JAN 1 515 559 -44 562    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 18.4  
 
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 700 AM  
LOWEST 40 200 PM  
AVERAGE 62  
   
......................................................
 
 
 
THE ALLIANCE NE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 94 2005  
MINIMUM TEMPERATURE (F) 40 22 1913  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 20 2019.....SUNRISE 636 AM MDT SUNSET 652 PM MDT  
SEPTEMBER 21 2019.....SUNRISE 637 AM MDT SUNSET 651 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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