AFOS product CLISTL
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CDUS43 KLSX 170731
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
230 AM CDT TUE OCT 17 2017


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

...THE ST. LOUIS CLIMATE SUMMARY FOR OCTOBER 16 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         67    307 PM  89    1950  69     -2       88       
  MINIMUM         43    602 AM  32    1943  49     -6       70       
  AVERAGE         55                        59     -4       79      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          2.41 1914   0.10  -0.10     0.00    
  MONTH TO DATE    3.14                      1.71   1.43     0.06    
  SINCE SEP 1      3.41                      4.84  -1.43     5.01    
  SINCE JAN 1     33.71                     32.59   1.12    33.49    
                                                                     
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       10                         7      3        0       
  MONTH TO DATE   33                        90    -57       26       
  SINCE SEP 1     40                       130    -90       30       
  SINCE JUL 1     40                       131    -91       30       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         1     -1       14       
  MONTH TO DATE   86                        30     56       66       
  SINCE SEP 1    348                       232    116      390       
  SINCE JAN 1   1950                      1631    319     2095       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION    SW (230)      
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION    SW (230)      
  AVERAGE WIND SPEED     3.8                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.0                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           600 AM                                     
 LOWEST     34           300 PM                                     
 AVERAGE    67                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   68        91      2016                    
 MINIMUM TEMPERATURE (F)   49        29      1943                    

                                                                     
SUNRISE AND SUNSET                                                   
OCTOBER 17 2017.......SUNRISE   713 AM CDT   SUNSET   620 PM CDT   
OCTOBER 18 2017.......SUNRISE   714 AM CDT   SUNSET   619 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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