AFOS product CLISTL
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262 
CDUS43 KLSX 110727
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
226 AM CDT WED OCT 11 2017


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

...THE ST. LOUIS CLIMATE SUMMARY FOR OCTOBER 10 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         75    414 PM  92    1963  71      4       76       
  MINIMUM         51   1159 PM  29    1964  51      0       52       
  AVERAGE         63                        61      2       64      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.48          1.27 2001   0.11   0.37     0.00    
  MONTH TO DATE    2.53                      1.06   1.47      T      
  SINCE SEP 1      2.80                      4.19  -1.39     4.95    
  SINCE JAN 1     33.10                     31.94   1.16    33.43    
                                                                     
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 SEP 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        2                         6     -4        1       
  MONTH TO DATE    2                        50    -48       10       
  SINCE SEP 1      9                        90    -81       14       
  SINCE JUL 1      9                        91    -82       14       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         2     -2        0       
  MONTH TO DATE   72                        23     49       40       
  SINCE SEP 1    334                       225    109      364       
  SINCE JAN 1   1936                      1624    312     2069       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION     W (280)      
  HIGHEST GUST SPEED    33   HIGHEST GUST DIRECTION     W (270)      
  AVERAGE WIND SPEED    11.0                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.9                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           200 AM                                     
 LOWEST     89           900 PM                                     
 AVERAGE    95                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   70        94      1963                    
 MINIMUM TEMPERATURE (F)   50        30      1964                    

                                                                     
SUNRISE AND SUNSET                                                   
OCTOBER 11 2017.......SUNRISE   707 AM CDT   SUNSET   629 PM CDT   
OCTOBER 12 2017.......SUNRISE   708 AM CDT   SUNSET   627 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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