204  
CDUS45 KCYS 272230  
CLIAIA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
329 PM MST FRI DEC 27 2019  
 
   
...............................
 
 
   
..THE ALLIANCE NE AIRPORT CLIMATE SUMMARY FOR DECEMBER 27 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 36 159 PM 63 1980 38 -2 23  
MINIMUM 19 759 AM -13 2017 8 11 14  
1911  
AVERAGE 28 23 5 19  
 
PRECIPITATION (IN)  
TODAY 0.00 0.45 1987 0.01 -0.01 T  
MONTH TO DATE 0.05 0.29 -0.24 0.18  
SINCE JAN 1 18.84 15.63 3.21 16.30  
 
DEGREE DAYS  
HEATING  
TODAY 37 42 -5 46  
MONTH TO DATE 1022 1114 -92 877  
SINCE DEC 1 1022 1114 -92 877  
SINCE JUL 1 2996 2913 83 2709  
 
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 17 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 6.9  
 
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 200 AM  
LOWEST 82 100 PM  
AVERAGE 87  
   
......................................................
 
 
 
THE ALLIANCE NE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 38 64 1999  
MINIMUM TEMPERATURE (F) 8 -12 2012  
1941  
 
 
SUNRISE AND SUNSET  
DECEMBER 27 2019......SUNRISE 718 AM MST SUNSET 426 PM MST  
DECEMBER 28 2019......SUNRISE 719 AM MST SUNSET 427 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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