AFOS product CLISTL
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CDUS43 KLSX 270737
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
135 AM CST TUE DEC 27 2016


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

...THE ST. LOUIS CLIMATE SUMMARY FOR DECEMBER 26 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         68    223 AM  70    1942  40     28       54       
  MINIMUM         37   1159 PM  -2    1892  25     12       44       
  AVERAGE         53                        32     21       49      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.42          4.87 2015   0.09   0.33     4.87    
  MONTH TO DATE    1.11                      2.41  -1.30     7.43    
  SINCE DEC 1      1.11                      2.41  -1.30     7.43    
  SINCE JAN 1     41.42                     40.53   0.89    56.93    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           1.6  1920   0.2   -0.2      0.0     
  MONTH TO DATE    0.2                       3.5   -3.3       T      
  SINCE DEC 1      0.2                       3.5   -3.3       T      
  SINCE JUL 1      0.2                       4.2   -4.0       T      
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       12                        33    -21       16       
  MONTH TO DATE  815                       774     41      458       
  SINCE DEC 1    815                       774     41      458       
  SINCE JUL 1   1306                      1600   -294     1020       
                                                                     
 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    25   HIGHEST WIND DIRECTION     W (280)      
  HIGHEST GUST SPEED    34   HIGHEST GUST DIRECTION     S (200)      
  AVERAGE WIND SPEED    12.9                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.6                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HEAVY RAIN                                                         
  RAIN                                                               
  LIGHT RAIN                                                         
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    89           400 AM                                     
 LOWEST     39           600 PM                                     
 AVERAGE    64                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   40        72      1971                    
 MINIMUM TEMPERATURE (F)   25        -3      1886                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 27 2016......SUNRISE   719 AM CST   SUNSET   447 PM CST   
DECEMBER 28 2016......SUNRISE   719 AM CST   SUNSET   448 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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