941  
CDUS45 KCYS 290728  
CLIAIA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
128 AM MDT MON SEP 29 2025  
   
...............................
 
 
...THE ALLIANCE NEBRASKA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 28 2025...  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1896 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 85 312 PM 94 2024 71 14 94  
MINIMUM 46 450 AM 22 2006 37 9 45  
2009  
AVERAGE 66 54 12 70  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.59 1973 0.04 -0.04 0.00  
MONTH TO DATE T 1.18 -1.18 0.23  
SINCE SEP 1 T 1.18 -1.18 0.23  
SINCE JAN 1 11.48 13.42 -1.94 9.13  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 11 -11 0  
MONTH TO DATE 83 168 -85 39  
SINCE SEP 1 83 168 -85 39  
SINCE JUL 1 86 205 -119 65  
 
COOLING  
YESTERDAY 1 0 1 5  
MONTH TO DATE 36 42 -6 102  
SINCE SEP 1 36 42 -6 102  
SINCE JAN 1 684 559 125 741    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 12.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 500 AM  
LOWEST 30 300 PM  
AVERAGE 62  
   
......................................................
 
 
THE ALLIANCE NEBRASKA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 93 2024  
MINIMUM TEMPERATURE (F) 37 21 1985  
1999  
 
SUNRISE AND SUNSET  
SEPTEMBER 29 2025.....SUNRISE 646 AM MDT SUNSET 636 PM MDT  
SEPTEMBER 30 2025.....SUNRISE 647 AM MDT SUNSET 634 PM MDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab WY Page
The Nexlab NE Page Main Text Page