AFOS product CLISTL
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CDUS43 KLSX 170745
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
145 AM CST TUE DEC 17 2013


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

...THE ST. LOUIS CLIMATE SUMMARY FOR DECEMBER 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         34    322 PM  70    1889  42     -8       54       
  MINIMUM         24    747 AM  -8    1989  26     -2       39       
  AVERAGE         29                        34     -5       47      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.16 2001   0.08  -0.08     0.00    
  MONTH TO DATE    0.93                      1.53  -0.60     1.27    
  SINCE DEC 1      0.93                      1.53  -0.60     1.27    
  SINCE JAN 1     41.65                     39.65   2.00    31.57    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           1.8  2000   0.1   -0.1      0.0     
  MONTH TO DATE    5.6                       1.8    3.8      0.0     
  SINCE DEC 1      5.6                       1.8    3.8      0.0     
  SINCE JUL 1      5.6                       2.5    3.1      0.0     
  SNOW DEPTH       3                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       36                        31      5       18       
  MONTH TO DATE  521                       455     66      272       
  SINCE DEC 1    521                       455     66      272       
  SINCE JUL 1   1391                      1281    110     1151       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        8       
  SINCE DEC 1      0                         0      0        8       
  SINCE JAN 1   1728                      1646     82     2217       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION    NW (320)      
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION     N (340)      
  AVERAGE WIND SPEED     3.8                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.8                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
  HAZE                                                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    88           700 AM                                     
 LOWEST     69           400 PM                                     
 AVERAGE    79                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   42        72      1908                    
 MINIMUM TEMPERATURE (F)   26        -3      1875                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 17 2013......SUNRISE   714 AM CST   SUNSET   442 PM CST   
DECEMBER 18 2013......SUNRISE   715 AM CST   SUNSET   442 PM CST   

                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          




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