AFOS product CLISTL
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CDUS43 KLSX 100734
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
133 AM CST TUE DEC 10 2013


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

...THE ST. LOUIS CLIMATE SUMMARY FOR DECEMBER 9 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         29    139 AM  74    1918  44    -15       51       
  MINIMUM         22   1159 PM  -5    1876  28     -6       36       
  AVERAGE         26                        36    -10       44      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             0.80 1999   0.09  -0.09     0.26    
  MONTH TO DATE    0.16                      0.91  -0.75     0.88    
  SINCE DEC 1      0.16                      0.91  -0.75     0.88    
  SINCE JAN 1     40.88                     39.03   1.85    31.18    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        T             2.0  1944   0.1   -0.1      0.0     
  MONTH TO DATE    1.4                       0.9    0.5      0.0     
  SINCE DEC 1      1.4                       0.9    0.5      0.0     
  SINCE JUL 1      1.4                       1.6   -0.2      0.0     
  SNOW DEPTH       1                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       39                        29     10       21       
  MONTH TO DATE  262                       245     17      110       
  SINCE DEC 1    262                       245     17      110       
  SINCE JUL 1   1132                      1071     61      989       
                                                                     
 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    MM   HIGHEST WIND DIRECTION    MM            
  HIGHEST GUST SPEED    MM   HIGHEST GUST DIRECTION    MM            
  AVERAGE WIND SPEED    10.3                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.9                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT SNOW                                                         

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    78          1200 AM                                     
 LOWEST     59           700 PM                                     
 AVERAGE    69                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   44        73      1889                    
 MINIMUM TEMPERATURE (F)   28        -4      1917                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 10 2013......SUNRISE   709 AM CST   SUNSET   440 PM CST   
DECEMBER 11 2013......SUNRISE   710 AM CST   SUNSET   440 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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