254  
CDUS45 KCYS 290731  
CLIAIA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
130 AM MDT SUN SEP 29 2019  
 
   
...............................
 
 
   
..THE ALLIANCE NE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 28 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 57 1133 AM 90 2010 70 -13 44  
1957  
1953  
MINIMUM 48 908 AM 22 2009 37 11 36  
2006  
AVERAGE 53 53 0 40  
 
PRECIPITATION (IN)  
YESTERDAY T 1.59 1973 0.04 -0.04 0.00  
MONTH TO DATE 1.37 1.30 0.07 0.44  
SINCE JAN 1 18.33 13.71 4.62 15.05  
 
DEGREE DAYS  
HEATING  
YESTERDAY 12 12 0 25  
MONTH TO DATE 101 184 -83 115  
SINCE SEP 1 101 184 -83 115  
SINCE JUL 1 125 221 -96 159  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 54 38 16 73  
SINCE SEP 1 54 38 16 73  
SINCE JAN 1 511 561 -50 566    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 18.9  
 
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 1000 PM  
LOWEST 64 100 PM  
AVERAGE 80  
   
......................................................
 
 
 
THE ALLIANCE NE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 92 1938  
MINIMUM TEMPERATURE (F) 36 21 1999  
1985  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 29 2019.....SUNRISE 646 AM MDT SUNSET 637 PM MDT  
SEPTEMBER 30 2019.....SUNRISE 647 AM MDT SUNSET 635 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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