AFOS product CLISTL
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811 
CDUS43 KLSX 110726
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
126 AM CST SUN DEC 11 2016


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

...THE ST. LOUIS CLIMATE SUMMARY FOR DECEMBER 10 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         37   1159 PM  73    1889  44     -7       70       
  MINIMUM         26    251 AM  -4    1917  28     -2       41       
  AVERAGE         32                        36     -4       56      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          2.15 1971   0.10  -0.10     0.00    
  MONTH TO DATE    0.27                      1.01  -0.74     0.01    
  SINCE DEC 1      0.27                      1.01  -0.74     0.01    
  SINCE JAN 1     40.58                     39.13   1.45    49.51    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           4.0  1944   0.1   -0.1      0.0     
  MONTH TO DATE    0.0                       1.0   -1.0       T      
  SINCE DEC 1      0.0                       1.0   -1.0       T      
  SINCE JUL 1      0.0                       1.7   -1.7       T      
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       33                        29      4        9       
  MONTH TO DATE  302                       274     28      194       
  SINCE DEC 1    302                       274     28      194       
  SINCE JUL 1    793                      1100   -307      756       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1   2162                      1646    516     1873       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION     S (160)      
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION     S (160)      
  AVERAGE WIND SPEED     8.7                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 1.0                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    63          1200 AM                                     
 LOWEST     40           300 PM                                     
 AVERAGE    52                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   43        70      1979                    
                                             1949                    
 MINIMUM TEMPERATURE (F)   28         2      1962                    
                                             1917                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 11 2016......SUNRISE   710 AM CST   SUNSET   440 PM CST   
DECEMBER 12 2016......SUNRISE   711 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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