047  
CDUS45 KCYS 180732  
CLIAIA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
1232 AM MST MON DEC 18 2023  
   
...............................  
 
...THE ALLIANCE NEBRASKA AIRPORT CLIMATE SUMMARY FOR DECEMBER 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 56 1200 PM 68 1980 38 18 30  
MINIMUM 16 1059 PM -28 2016 8 8 -1  
AVERAGE 36 23 13 15  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.28 1967 0.01 -0.01 0.00  
MONTH TO DATE 0.02 0.12 -0.10 T  
SINCE DEC 1 0.02 0.12 -0.10 T  
SINCE JAN 1 16.64 14.77 1.87 12.65  
 
DEGREE DAYS  
HEATING  
YESTERDAY 29 42 -13 50  
MONTH TO DATE 549 687 -138 720  
SINCE DEC 1 549 687 -138 720  
SINCE JUL 1 2089 2468 -379 2452  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 543 561 -18 808    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 10.6  
 
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 88 1100 PM  
LOWEST 19 1200 PM  
AVERAGE 54  
   
......................................................  
 
THE ALLIANCE NEBRASKA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 37 64 1976  
MINIMUM TEMPERATURE (F) 8 -28 2016  
 
SUNRISE AND SUNSET  
DECEMBER 18 2023......SUNRISE 714 AM MST SUNSET 421 PM MST  
DECEMBER 19 2023......SUNRISE 715 AM MST SUNSET 422 PM MST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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