AFOS product CLISTL
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CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
127 AM CST THU DEC 10 2015


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

...THE ST. LOUIS CLIMATE SUMMARY FOR DECEMBER 9 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         61   1259 PM  74    1918  44     17       40       
  MINIMUM         45    732 AM  -5    1876  28     17       34       
  AVERAGE         53                        36     17       37      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.80 1999   0.09  -0.09     0.00    
  MONTH TO DATE    0.01                      0.91  -0.90     1.46    
  SINCE DEC 1      0.01                      0.91  -0.90     1.46    
  SINCE JAN 1     49.51                     39.03  10.48    42.17    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           2.0  1944   0.1   -0.1      0.0     
  MONTH TO DATE    T                         0.9   -0.9      0.1     
  SINCE DEC 1      T                         0.9   -0.9      0.1     
  SINCE JUL 1      T                         1.6   -1.6      3.9     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       12                        29    -17       28       
  MONTH TO DATE  185                       245    -60      245       
  SINCE DEC 1    185                       245    -60      245       
  SINCE JUL 1    747                      1071   -324     1202       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1   1873                      1646    227     1732       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     W (270)      
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION     S (190)      
  AVERAGE WIND SPEED     7.2                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.5                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    76           400 AM                                     
 LOWEST     40           300 PM                                     
 AVERAGE    58                                                       

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

                                                                     
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 2015......SUNRISE   709 AM CST   SUNSET   440 PM CST   
DECEMBER 11 2015......SUNRISE   709 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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