180  
CDUS45 KCYS 170734  
CLIAIA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
127 AM MDT SAT AUG 17 2019  
 
   
...............................
 
 
   
..THE ALLIANCE NE AIRPORT CLIMATE SUMMARY FOR AUGUST 16 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 81 429 PM 105 2002 87 -6 86  
MINIMUM 50 1241 AM 44 2001 55 -5 48  
AVERAGE 66 71 -5 67  
 
PRECIPITATION (IN)  
YESTERDAY 1.25 1.33 2010 0.05 1.20 0.00  
MONTH TO DATE 2.10 0.91 1.19 0.18  
SINCE JAN 1 15.58 11.62 3.96 14.27  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 3 5 -2 0  
SINCE JUN 1 116 110 6 64  
SINCE JUL 1 5 17 -12 12  
 
COOLING  
YESTERDAY 1 6 -5 2  
MONTH TO DATE 120 119 1 70  
SINCE JUN 1 387 441 -54 421  
SINCE JAN 1 387 451 -64 441    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 62 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 77 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 8.6  
 
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 500 AM  
LOWEST 45 400 PM  
AVERAGE 69  
   
......................................................
 
 
 
THE ALLIANCE NE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 100 1995  
MINIMUM TEMPERATURE (F) 55 43 2002  
 
 
SUNRISE AND SUNSET  
AUGUST 17 2019........SUNRISE 601 AM MDT SUNSET 749 PM MDT  
AUGUST 18 2019........SUNRISE 602 AM MDT SUNSET 747 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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