010  
CDUS45 KCYS 192129  
CLIAIA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
329 PM MDT SUN AUG 19 2018  
 
   
...............................
 
 
   
..THE ALLIANCE NE AIRPORT CLIMATE SUMMARY FOR AUGUST 19 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 61 819 AM 100 1952 86 -25 92  
MINIMUM 52 1244 AM 38 2004 54 -2 54  
AVERAGE 57 70 -13 73  
 
PRECIPITATION (IN)  
TODAY 0.30 0.98 1979 0.05 0.25 0.00  
MONTH TO DATE 0.48 1.06 -0.58 2.64  
SINCE JAN 1 14.57 11.77 2.80 14.50  
 
DEGREE DAYS  
HEATING  
TODAY 8 1 7 0  
MONTH TO DATE 8 8 0 23  
SINCE JUN 1 72 113 -41 65  
SINCE JUL 1 20 20 0 23  
 
COOLING  
TODAY 0 6 -6 8  
MONTH TO DATE 74 137 -63 48  
SINCE JUN 1 425 459 -34 443  
SINCE JAN 1 445 469 -24 444    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 13.6  
 
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 84 700 AM  
AVERAGE 92  
   
......................................................
 
 
 
THE ALLIANCE NE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 102 2013  
MINIMUM TEMPERATURE (F) 54 38 2004  
 
 
SUNRISE AND SUNSET  
AUGUST 19 2018........SUNRISE 603 AM MDT SUNSET 746 PM MDT  
AUGUST 20 2018........SUNRISE 604 AM MDT SUNSET 744 PM MDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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