604  
CDUS45 KCYS 062231  
CLIAIA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
330 PM MST FRI DEC 6 2019  
 
   
...............................
 
 
   
..THE ALLIANCE NE AIRPORT CLIMATE SUMMARY FOR DECEMBER 6 2019
 
 
VALID AS OF 0300 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 39 159 PM 72 1939 40 -1 25  
MINIMUM 26 739 AM -25 2013 10 16 1  
AVERAGE 33 25 8 13  
 
PRECIPITATION (IN)  
TODAY 0.00 0.20 1995 0.02 -0.02 T  
MONTH TO DATE 0.00 0.11 -0.11 0.14  
SINCE JAN 1 18.79 15.45 3.34 16.26  
 
DEGREE DAYS  
HEATING  
TODAY 32 40 -8 52  
MONTH TO DATE 243 237 6 264  
SINCE DEC 1 243 237 6 264  
SINCE JUL 1 2217 2036 181 2096  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 516 564 -48 566    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 8.8  
 
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 400 AM  
LOWEST 70 100 PM  
AVERAGE 85  
   
......................................................
 
 
 
THE ALLIANCE NE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 40 64 2003  
MINIMUM TEMPERATURE (F) 9 -23 2005  
 
 
SUNRISE AND SUNSET  
DECEMBER 6 2019......SUNRISE 705 AM MST SUNSET 420 PM MST  
DECEMBER 7 2019......SUNRISE 706 AM MST SUNSET 420 PM MST  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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