AFOS product CLISTL
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CDUS43 KLSX 100745
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
145 AM CST WED DEC 10 2014


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

...THE ST. LOUIS CLIMATE SUMMARY FOR DECEMBER 9 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         40    112 AM  74    1918  44     -4       29       
  MINIMUM         34    751 AM  -5    1876  28      6       22       
  AVERAGE         37                        36      1       26      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.80 1999   0.09  -0.09      T      
  MONTH TO DATE    1.46                      0.91   0.55     0.16    
  SINCE DEC 1      1.46                      0.91   0.55     0.16    
  SINCE JAN 1     42.17                     39.03   3.14    40.88    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           2.0  1944   0.1   -0.1       T      
  MONTH TO DATE    0.1                       0.9   -0.8      1.4     
  SINCE DEC 1      0.1                       0.9   -0.8      1.4     
  SINCE JUL 1      3.9                       1.6    2.3      1.4     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       28                        29     -1       39       
  MONTH TO DATE  245                       245      0      262       
  SINCE DEC 1    245                       245      0      262       
  SINCE JUL 1   1202                      1071    131     1132       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1   1732                      1646     86     1728       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     N (350)      
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     N (340)      
  AVERAGE WIND SPEED     9.2                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 1.0                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    79          1200 AM                                     
 LOWEST     64           300 AM                                     
 AVERAGE    72                                                       

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

                                                                     
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 2014......SUNRISE   709 AM CST   SUNSET   440 PM CST   
DECEMBER 11 2014......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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