748  
CDUS45 KCYS 230741  
CLIAIA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
140 AM MDT MON SEP 23 2019  
 
   
...............................
 
 
   
..THE ALLIANCE NE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 22 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 72 237 PM 93 1939 73 -1 90  
MINIMUM 35 450 AM 26 2011 40 -5 47  
2002  
1995  
AVERAGE 54 56 -2 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.64 1948 0.05 -0.05 0.00  
MONTH TO DATE 1.37 1.07 0.30 0.15  
SINCE JAN 1 18.33 13.48 4.85 14.76  
 
DEGREE DAYS  
HEATING  
YESTERDAY 11 9 2 0  
MONTH TO DATE 53 119 -66 38  
SINCE SEP 1 53 119 -66 38  
SINCE JUL 1 77 156 -79 82  
 
COOLING  
YESTERDAY 0 1 -1 4  
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 23 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 6.9  
 
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 400 AM  
LOWEST 25 300 PM  
AVERAGE 59  
   
......................................................
 
 
 
THE ALLIANCE NE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 94 2007  
MINIMUM TEMPERATURE (F) 39 26 1985  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 23 2019.....SUNRISE 639 AM MDT SUNSET 647 PM MDT  
SEPTEMBER 24 2019.....SUNRISE 640 AM MDT SUNSET 645 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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