AFOS product CLISTL
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CDUS43 KLSX 180728
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
228 AM CDT SUN SEP 18 2016


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

...THE ST. LOUIS CLIMATE SUMMARY FOR SEPTEMBER 17 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         83    437 PM  97    1931  80      3       91       
  MINIMUM         70   1158 PM  37    1937  60     10       71       
  AVERAGE         77                        70      7       81      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          2.25 1968   0.10  -0.10     0.00    
  MONTH TO DATE    4.68                      1.75   2.93     2.08    
  SINCE SEP 1      4.68                      1.75   2.93     2.08    
  SINCE JAN 1     33.16                     29.50   3.66    41.01    
                                                                     
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        0                         1     -1        0       
  MONTH TO DATE    0                         6     -6        5       
  SINCE SEP 1      0                         6     -6        5       
  SINCE JUL 1      0                         7     -7        5       
                                                                     
 COOLING                                                             
  YESTERDAY       12                         6      6       16       
  MONTH TO DATE  203                       147     56      227       
  SINCE SEP 1    203                       147     56      227       
  SINCE JAN 1   1908                      1546    362     1734       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    NW (320)      
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     W (280)      
  AVERAGE WIND SPEED     6.0                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.7                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    90           100 AM                                     
 LOWEST     51           300 PM                                     
 AVERAGE    71                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   79        97      1925                    
 MINIMUM TEMPERATURE (F)   60        42      1973                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 18 2016.....SUNRISE   646 AM CDT   SUNSET   704 PM CDT   
SEPTEMBER 19 2016.....SUNRISE   647 AM CDT   SUNSET   702 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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