015  
CDUS45 KCYS 222138  
CLIAIA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
338 PM MDT SAT SEP 22 2018  
 
   
...............................
 
 
   
..THE ALLIANCE NE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 22 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 90 134 PM 93 1939 73 17 71  
MINIMUM 47 603 AM 26 2011 40 7 44  
2002  
1995  
AVERAGE 69 56 13 58  
 
PRECIPITATION (IN)  
TODAY 0.00 0.64 1948 0.05 -0.05 0.00  
MONTH TO DATE 0.15 1.07 -0.92 0.72  
SINCE JAN 1 14.76 13.48 1.28 15.22  
 
DEGREE DAYS  
HEATING  
TODAY 0 9 -9 7  
MONTH TO DATE 38 119 -81 72  
SINCE SEP 1 38 119 -81 72  
SINCE JUL 1 82 156 -74 100  
 
COOLING  
TODAY 4 1 3 0  
MONTH TO DATE 73 38 35 58  
SINCE SEP 1 73 38 35 58  
SINCE JAN 1 566 561 5 553    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 13.5  
 
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 500 AM  
LOWEST 8 100 PM  
AVERAGE 51  
   
......................................................
 
 
 
THE ALLIANCE NE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 94 2007  
MINIMUM TEMPERATURE (F) 39 26 1985  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 22 2018.....SUNRISE 639 AM MDT SUNSET 648 PM MDT  
SEPTEMBER 23 2018.....SUNRISE 640 AM MDT SUNSET 647 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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