045  
CDUS45 KCYS 140734  
CLIAIA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
1234 AM MST SAT DEC 14 2019  
 
   
...............................
 
 
   
..THE ALLIANCE NE AIRPORT CLIMATE SUMMARY FOR DECEMBER 13 2019
 
 
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)  
YESTERDAY  
MAXIMUM 39 1131 AM 60 2010 38 1 39  
MINIMUM 21 914 PM -17 1917 8 13 16  
2000  
AVERAGE 30 23 7 28  
 
PRECIPITATION (IN)  
YESTERDAY 0.04 0.26 1984 0.01 0.03 0.00  
2007  
MONTH TO DATE 0.04 0.20 -0.16 0.15  
SINCE JAN 1 18.83 15.54 3.29 16.27  
 
DEGREE DAYS  
HEATING  
YESTERDAY 35 42 -7 37  
MONTH TO DATE 484 526 -42 560  
SINCE DEC 1 484 526 -42 560  
SINCE JUL 1 2458 2325 133 2392  
 
COOLING  
YESTERDAY 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 18 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 6.9  
 
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
LIGHT SNOW  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 200 AM  
LOWEST 76 1200 AM  
AVERAGE 84  
   
......................................................
 
 
 
THE ALLIANCE NE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 38 63 1998  
MINIMUM TEMPERATURE (F) 8 -32 1901  
2008  
 
 
SUNRISE AND SUNSET  
DECEMBER 14 2019......SUNRISE 711 AM MST SUNSET 420 PM MST  
DECEMBER 15 2019......SUNRISE 712 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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