855  
CDUS45 KCYS 100729  
CLIAIA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
128 AM MDT SUN MAY 10 2020  
 
   
...............................
 
 
   
..THE ALLIANCE NE AIRPORT CLIMATE SUMMARY FOR MAY 9 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 56 129 PM 96 1916 68 -12 51  
MINIMUM 27 1109 PM 21 1997 37 -10 27  
AVERAGE 42 52 -10 39  
 
PRECIPITATION (IN)  
YESTERDAY T 1.81 2015 0.06 -0.06 0.01  
MONTH TO DATE 1.69 0.74 0.95 0.81  
SINCE JAN 1 3.03 3.60 -0.57 3.69  
 
DEGREE DAYS  
HEATING  
YESTERDAY 23 13 10 26  
MONTH TO DATE 149 129 20 202  
SINCE MAR 1 1726 1614 112 1945  
SINCE JUL 1 7055 7018 37 7010  
 
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 35 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 16.2  
 
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 1100 PM  
LOWEST 26 200 PM  
AVERAGE 56  
   
......................................................
 
 
 
THE ALLIANCE NE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 90 2012  
MINIMUM TEMPERATURE (F) 37 21 1909  
 
 
SUNRISE AND SUNSET  
MAY 10 2020...........SUNRISE 535 AM MDT SUNSET 800 PM MDT  
MAY 11 2020...........SUNRISE 534 AM MDT SUNSET 802 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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