977  
CDUS45 KCYS 160732  
CLIAIA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
131 AM MDT MON SEP 16 2019  
 
   
...............................
 
 
   
..THE ALLIANCE NE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 15 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 89 223 PM 97 1948 77 12 96  
MINIMUM 46 557 AM 29 1988 43 3 41  
AVERAGE 68 60 8 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.61 1918 0.04 -0.04 0.00  
MONTH TO DATE 1.37 0.76 0.61 0.09  
SINCE JAN 1 18.33 13.17 5.16 14.70  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 6 -6 0  
MONTH TO DATE 28 63 -35 11  
SINCE SEP 1 28 63 -35 11  
SINCE JUL 1 52 100 -48 55  
 
COOLING  
YESTERDAY 3 1 2 4  
MONTH TO DATE 47 31 16 44  
SINCE SEP 1 47 31 16 44  
SINCE JAN 1 504 554 -50 537    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 9.0  
 
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 600 AM  
LOWEST 26 1200 PM  
AVERAGE 54  
   
......................................................
 
 
 
THE ALLIANCE NE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 96 2000  
MINIMUM TEMPERATURE (F) 43 28 1903  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 16 2019.....SUNRISE 632 AM MDT SUNSET 659 PM MDT  
SEPTEMBER 17 2019.....SUNRISE 633 AM MDT SUNSET 658 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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