290  
CDUS45 KCYS 180727  
CLIAIA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
127 AM MDT MON SEP 18 2023  
   
...............................
 
 
...THE ALLIANCE NEBRASKA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 17 2023...  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1896 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 87 238 PM 100 2000 77 10 79  
MINIMUM 39 355 AM 29 1903 42 -3 44  
1912  
1965  
AVERAGE 63 60 3 62  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.25 1996 0.04 -0.04 T  
MONTH TO DATE 1.18 0.74 0.44 0.65  
SINCE SEP 1 1.18 0.74 0.44 0.65  
SINCE JAN 1 14.29 12.98 1.31 11.16  
 
DEGREE DAYS  
HEATING  
YESTERDAY 2 6 -4 3  
MONTH TO DATE 45 70 -25 40  
SINCE SEP 1 45 70 -25 40  
SINCE JUL 1 85 107 -22 42  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 59 37 22 72  
SINCE SEP 1 59 37 22 72  
SINCE JAN 1 532 554 -22 786    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 5.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 600 AM  
LOWEST 15 100 PM  
AVERAGE 56  
   
......................................................
 
 
THE ALLIANCE NEBRASKA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 94 1998  
MINIMUM TEMPERATURE (F) 42 25 1912  
 
SUNRISE AND SUNSET  
SEPTEMBER 18 2023.....SUNRISE 634 AM MDT SUNSET 656 PM MDT  
SEPTEMBER 19 2023.....SUNRISE 635 AM MDT SUNSET 654 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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