AFOS product CLICOU
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318 
CDUS43 KLSX 120727
CLICOU

CLIMATE REPORT 
NATIONAL WEATHER SERVICE ST LOUIS MO
227 AM CDT TUE AUG 12 2025

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

...THE COLUMBIA ASOS CLIMATE SUMMARY FOR AUGUST 11 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         90    353 PM 105    1894  89      1       80       
  MINIMUM         69   1159 PM  50    1890  68      1       62       
  AVERAGE         80                        78      2       71     

PRECIPITATION (IN)                                                    
  YESTERDAY        T             2.40 2019   0.13  -0.13      T       
  MONTH TO DATE    0.07                      1.39  -1.32      T       
  SINCE JUN 1     13.29                      9.75   3.54    15.74     
  SINCE JAN 1     26.55                     26.61  -0.06    31.68     

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       15                        13      2        6        
  MONTH TO DATE  117                       149    -32      118        
  SINCE JUN 1    851                       862    -11      850        
  SINCE JAN 1    942                      1008    -66     1038        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION     W (260)       
  HIGHEST GUST SPEED    31   HIGHEST GUST DIRECTION     W (260)       
  AVERAGE WIND SPEED     5.9                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.2                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  THUNDERSTORM                                                        
  LIGHT RAIN                                                          


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97          1200 AM                                      
 LOWEST     52           400 PM                                      
 AVERAGE    75                                                        

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


THE COLUMBIA ASOS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   89       105      1999                      
 MINIMUM TEMPERATURE (F)   68        50      1979                      
                                             2004                     


SUNRISE AND SUNSET                                                    
AUGUST 12 2025........SUNRISE   620 AM CDT   SUNSET   807 PM CDT     
AUGUST 13 2025........SUNRISE   621 AM CDT   SUNSET   806 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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