959  
CDUS45 KCYS 212228  
CLIAIA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
328 PM MST WED FEB 21 2018  
 
   
...............................
 
 
   
..THE ALLIANCE NE AIRPORT CLIMATE SUMMARY FOR FEBRUARY 21 2018
 
 
VALID AS OF 0300 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1896 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 26 134 PM 73 2017 43 -17 73  
MINIMUM -27R 327 AM -9 2006 14 -41 27  
AVERAGE 0 28 -28 50  
 
PRECIPITATION (IN)  
TODAY 0.00 0.35 1957 0.02 -0.02 0.00  
MONTH TO DATE 0.10 0.29 -0.19 0.38  
SINCE JAN 1 0.16 0.47 -0.31 1.56  
 
DEGREE DAYS  
HEATING  
TODAY 65 37 28 15  
MONTH TO DATE 928 814 114 648  
SINCE DEC 1 3580 3360 220 3280  
SINCE JUL 1 5201 5159 42 4610  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 7.9  
 
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
HAZE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91 800 AM  
LOWEST 55 1200 PM  
AVERAGE 73  
   
......................................................
 
 
 
THE ALLIANCE NE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 43 71 1982  
MINIMUM TEMPERATURE (F) 14 -18 1913  
 
 
SUNRISE AND SUNSET  
FEBRUARY 21 2018......SUNRISE 638 AM MST SUNSET 532 PM MST  
FEBRUARY 22 2018......SUNRISE 637 AM MST SUNSET 533 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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