431  
CDUS45 KCYS 170728  
CLIAIA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
128 AM MDT WED MAY 17 2023  
   
...............................
 
 
   
..THE ALLIANCE NEBRASKA AIRPORT CLIMATE SUMMARY FOR MAY 16 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 76 235 PM 92 1934 68 8 85  
MINIMUM 45 1212 AM 26 2016 39 6 37  
AVERAGE 61 54 7 61  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.79 1991 0.08 -0.08 0.00  
MONTH TO DATE 2.99 1.28 1.71 1.42  
SINCE MAR 1 3.47 3.60 -0.13 2.47  
SINCE JAN 1 3.66 4.08 -0.42 2.47  
 
DEGREE DAYS  
HEATING  
YESTERDAY 4 12 -8 4  
MONTH TO DATE 147 237 -90 206  
SINCE MAR 1 1840 1768 72 1813  
SINCE JUL 1 7234 7181 53 6573  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 3  
SINCE MAR 1 0 0 0 8  
SINCE JAN 1 0 0 0 8    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 6.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 300 AM  
LOWEST 42 500 PM  
AVERAGE 71  
   
......................................................
 
 
THE ALLIANCE NEBRASKA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 94 1934  
MINIMUM TEMPERATURE (F) 39 23 2016  
 
SUNRISE AND SUNSET  
MAY 17 2023...........SUNRISE 529 AM MDT SUNSET 807 PM MDT  
MAY 18 2023...........SUNRISE 528 AM MDT SUNSET 808 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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