AFOS product CLISTL
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CDUS43 KLSX 170739
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
238 AM CDT TUE SEP 17 2013


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

...THE ST. LOUIS CLIMATE SUMMARY FOR SEPTEMBER 16 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2013


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         75    300 PM  98    1954  80     -5       74       
                                      1927                          
  MINIMUM         60   1037 PM  44    1966  61     -1       63       
  AVERAGE         68                        70     -2       69      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             2.78 1969   0.10  -0.10     0.00    
  MONTH TO DATE    2.23                      1.65   0.58     1.49    
  SINCE SEP 1      2.23                      1.65   0.58     1.49    
  SINCE JAN 1     36.84                     29.40   7.44    24.86    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0  2012   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                         5     -5        3       
  SINCE SEP 1      0                         5     -5        3       
  SINCE JUL 1      0                         6     -6        3       
                                                                     
 COOLING                                                             
  YESTERDAY        3                         6     -3        4       
  MONTH TO DATE  195                       141     54      142       
  SINCE SEP 1    195                       141     54      142       
  SINCE JAN 1   1581                      1540     41     2140       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION    NE (40)       
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    NE (60)       
  AVERAGE WIND SPEED     9.5                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.7                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    84           400 AM                                     
 LOWEST     49           300 PM                                     
 AVERAGE    67                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   80        97      1931                    
 MINIMUM TEMPERATURE (F)   60        37      1937                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 17 2013.....SUNRISE   645 AM CDT   SUNSET   706 PM CDT   
SEPTEMBER 18 2013.....SUNRISE   646 AM CDT   SUNSET   704 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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