AFOS product CLICOU
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CDUS43 KLSX 170726
CLICOU

CLIMATE REPORT 
NATIONAL WEATHER SERVICE ST LOUIS MO
226 AM CDT SUN AUG 17 2025

...................................

...THE COLUMBIA ASOS CLIMATE SUMMARY FOR AUGUST 16 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1890 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         98    235 PM 103    2007  88     10       92       
  MINIMUM         73    530 AM  48    1992  67      6       69       
  AVERAGE         86                        78      8       81     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          2.55 1934   0.13  -0.13     0.00     
  MONTH TO DATE    0.07                      2.06  -1.99     2.85     
  SINCE JUN 1     13.29                     10.42   2.87    18.59     
  SINCE JAN 1     26.55                     27.28  -0.73    34.53     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           0.0  2015   0.0    0.0      0.0      
  MONTH TO DATE    0.0                       0.0    0.0      0.0      
  SINCE JUN 1      0.0                       0.0    0.0      0.0      
  SINCE JUL 1      0.0                       0.0    0.0      0.0      
  SNOW DEPTH       0                                                 

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    0                         0      0        0        
  SINCE JUN 1      0                         6     -6        0        
  SINCE JUL 1      0                         0      0        0        

 COOLING                                                              
  YESTERDAY       21                        13      8       16        
  MONTH TO DATE  197                       214    -17      171        
  SINCE JUN 1    931                       927      4      903        
  SINCE JAN 1   1022                      1073    -51     1091        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     W (250)       
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    SW (220)       
  AVERAGE WIND SPEED     6.2                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.0                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  NO SIGNIFICANT WEATHER WAS OBSERVED.                                  


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    90          1100 PM                                      
 LOWEST     43           500 PM                                      
 AVERAGE    67                                                        

..........................................................


THE COLUMBIA ASOS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   88       106      1936                      
 MINIMUM TEMPERATURE (F)   67        48      1897                      


SUNRISE AND SUNSET                                                    
AUGUST 17 2025........SUNRISE   625 AM CDT   SUNSET   800 PM CDT     
AUGUST 18 2025........SUNRISE   626 AM CDT   SUNSET   759 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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