706  
CDUS45 KCYS 180427  
CLIAIA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
926 PM MST TUE DEC 17 2019  
 
   
...............................
 
 
   
..THE ALLIANCE NE AIRPORT CLIMATE SUMMARY FOR DECEMBER 17 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 31 238 PM 68 1980 38 -7 MM  
MINIMUM -2 448 AM -28 2016 8 -10 23  
AVERAGE 15 23 -8 MM  
 
PRECIPITATION (IN)  
TODAY 0.00 0.28 1967 0.01 -0.01 0.00  
MONTH TO DATE 0.04 0.24 -0.20 0.15  
SINCE JAN 1 18.83 15.58 3.25 16.27  
 
DEGREE DAYS  
HEATING  
TODAY 50 42 8 MM  
MONTH TO DATE 679 694 -15 560  
SINCE DEC 1 679 694 -15 560  
SINCE JUL 1 2653 2493 160 2392  
 
COOLING  
TODAY 0 0 0 MM  
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 23 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 13.5  
 
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 400 AM  
LOWEST 60 1000 AM  
AVERAGE 72  
   
......................................................
 
 
 
THE ALLIANCE NE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 38 64 1976  
MINIMUM TEMPERATURE (F) 8 -28 2016  
 
 
SUNRISE AND SUNSET  
DECEMBER 17 2019......SUNRISE 714 AM MST SUNSET 421 PM MST  
DECEMBER 18 2019......SUNRISE 714 AM MST SUNSET 421 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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