AFOS product CLISTL
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CDUS43 KLSX 210845
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
245 AM CST THU FEB 21 2013


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

...THE ST. LOUIS CLIMATE SUMMARY FOR FEBRUARY 20 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         26    618 PM  77    1996  47    -21       51       
  MINIMUM         18    736 AM  -4    1885  29    -11       24       
  AVERAGE         22                        38    -16       38      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          2.75 1882   0.07  -0.07     0.03    
  MONTH TO DATE    1.20                      1.59  -0.39     1.96    
  SINCE DEC 1      6.32                      6.83  -0.51     7.42    
  SINCE JAN 1      4.32                      3.99   0.33     4.30    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           9.5  1912   0.2   -0.2      0.0     
  MONTH TO DATE    4.0                       3.2    0.8      2.5     
  SINCE DEC 1      7.0                      13.2   -6.2      6.3     
  SINCE JUL 1      7.0                      13.9   -6.9      6.3     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       43                        27     16       27       
  MONTH TO DATE  550                       598    -48      527       
  SINCE DEC 1   2173                      2566   -393     2096       
  SINCE JUL 1   3052                      3392   -340     2752       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      8                         0      8        0       
  SINCE JAN 1      0                         0      0        0       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    NW (320)      
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION    NW (310)      
  AVERAGE WIND SPEED     6.4                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.6                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    68          1100 PM                                     
 LOWEST     46           300 PM                                     
 AVERAGE    57                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   47        79      1935                    
 MINIMUM TEMPERATURE (F)   29        -1      1885                    

                                                                     
SUNRISE AND SUNSET                                                   
FEBRUARY 21 2013......SUNRISE   645 AM CST   SUNSET   546 PM CST   
FEBRUARY 22 2013......SUNRISE   643 AM CST   SUNSET   547 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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