AFOS product CLISTL
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CDUS43 KLSX 180745
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
145 AM CST WED DEC 18 2013


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

...THE ST. LOUIS CLIMATE SUMMARY FOR DECEMBER 17 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         41    352 PM  72    1908  42     -1       42       
  MINIMUM         25    638 AM  -3    1875  26     -1       36       
  AVERAGE         33                        34     -1       39      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.02 1959   0.09  -0.09     0.07    
                                      1897                          
  MONTH TO DATE    0.93                      1.62  -0.69     1.34    
  SINCE DEC 1      0.93                      1.62  -0.69     1.34    
  SINCE JAN 1     41.65                     39.74   1.91    31.64    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           2.0  1897   0.2   -0.2      0.0     
  MONTH TO DATE    5.6                       2.0    3.6      0.0     
  SINCE DEC 1      5.6                       2.0    3.6      0.0     
  SINCE JUL 1      5.6                       2.7    2.9      0.0     
  SNOW DEPTH       3                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       32                        31      1       26       
  MONTH TO DATE  553                       486     67      298       
  SINCE DEC 1    553                       486     67      298       
  SINCE JUL 1   1423                      1312    111     1177       
                                                                     
 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    16   HIGHEST WIND DIRECTION     W (290)      
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION    NW (310)      
  AVERAGE WIND SPEED     7.7                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.6                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
  HAZE                                                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    85          1200 AM                                     
 LOWEST     55           300 PM                                     
 AVERAGE    70                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   41        69      1939                    
 MINIMUM TEMPERATURE (F)   26        -4      1983                    
                                             1884                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 18 2013......SUNRISE   715 AM CST   SUNSET   442 PM CST   
DECEMBER 19 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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