345  
CDUS44 KBMX 210738  
CLIEET  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BIRMINGHAM AL  
238 AM CDT FRI APR 21 2023  
   
...............................
 
 
   
..THE SHELBY COUNTY AIRPORT CLIMATE SUMMARY FOR APRIL 20 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 9999 TO 9999  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 85 323 PM MM MM 77 8 75  
MINIMUM 52 541 AM MM MM 54 -2 46  
AVERAGE 69 65 4 61  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.17 -0.17 0.00  
MONTH TO DATE 2.24 3.58 -1.34 5.66  
SINCE MAR 1 9.41 8.98 0.43 14.12  
SINCE JAN 1 24.93 20.09 4.84 25.96  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 0.0 MM MM T  
SINCE JUL 1 0.0 MM MM 0.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 3 -3 4  
MONTH TO DATE 49 84 -35 77  
SINCE MAR 1 275 356 -81 299  
SINCE JUL 1 1795 2342 -547 1942  
 
COOLING  
YESTERDAY 4 3 1 0  
MONTH TO DATE 46 40 6 24  
SINCE MAR 1 93 62 31 45  
SINCE JAN 1 136 69 67 65    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 3.5  
 
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 89 400 AM  
LOWEST 25 300 PM  
AVERAGE 57  
   
......................................................
 
 
THE SHELBY COUNTY AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 MM MM  
MINIMUM TEMPERATURE (F) 54 MM MM  
 
SUNRISE AND SUNSET  
APRIL 21 2023.........SUNRISE 610 AM CDT SUNSET 722 PM CDT  
APRIL 22 2023.........SUNRISE 609 AM CDT SUNSET 723 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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