583  
CDUS45 KCYS 130741  
CLIAIA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
140 AM MDT WED MAY 13 2020  
 
   
...............................
 
 
   
..THE ALLIANCE NE AIRPORT CLIMATE SUMMARY FOR MAY 12 2020
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1896 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 46 305 PM 89 2007 69 -23 66  
1906  
MINIMUM 34 538 AM 21 1983 38 -4 23  
1953  
AVERAGE 40 53 -13 45  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 1.41 1975 0.07 -0.06 0.00  
MONTH TO DATE 1.70 0.94 0.76 0.85  
SINCE JAN 1 3.04 3.80 -0.76 3.73  
 
DEGREE DAYS  
HEATING  
YESTERDAY 25 12 13 20  
MONTH TO DATE 227 165 62 268  
SINCE MAR 1 1804 1650 154 2011  
SINCE JUL 1 7133 7054 79 7076  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 33 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 20.6  
 
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 500 AM  
LOWEST 71 300 PM  
AVERAGE 86  
   
......................................................
 
 
 
THE ALLIANCE NE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 92 2013  
1941  
MINIMUM TEMPERATURE (F) 38 19 1983  
 
 
SUNRISE AND SUNSET  
MAY 13 2020...........SUNRISE 532 AM MDT SUNSET 804 PM MDT  
MAY 14 2020...........SUNRISE 531 AM MDT SUNSET 805 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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