AFOS product CLISTL
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CDUS43 KLSX 130818
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
216 AM CST FRI DEC 13 2013


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

...THE ST. LOUIS CLIMATE SUMMARY FOR DECEMBER 12 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         40    313 PM  70    1991  43     -3       51       
  MINIMUM         11    247 AM  -5    1962  28    -17       24       
  AVERAGE         26                        35     -9       38      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.31 1972   0.09  -0.09     0.00    
  MONTH TO DATE    0.16                      1.19  -1.03     0.88    
  SINCE DEC 1      0.16                      1.19  -1.03     0.88    
  SINCE JAN 1     40.88                     39.31   1.57    31.18    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           4.4  2010   0.2   -0.2      0.0     
  MONTH TO DATE    1.4                       1.3    0.1      0.0     
  SINCE DEC 1      1.4                       1.3    0.1      0.0     
  SINCE JUL 1      1.4                       2.0   -0.6      0.0     
  SNOW DEPTH       T                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       39                        30      9       27       
  MONTH TO DATE  380                       333     47      202       
  SINCE DEC 1    380                       333     47      202       
  SINCE JUL 1   1250                      1159     91     1081       
                                                                     
 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    15   HIGHEST WIND DIRECTION    SW (210)      
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION    SW (210)      
  AVERAGE WIND SPEED     6.7                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.2                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    63           200 AM                                     
 LOWEST     27           300 PM                                     
 AVERAGE    45                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   43        73      1948                    
 MINIMUM TEMPERATURE (F)   27         1      1903                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 13 2013......SUNRISE   711 AM CST   SUNSET   440 PM CST   
DECEMBER 14 2013......SUNRISE   712 AM CST   SUNSET   441 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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