AFOS product CLISTL
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CDUS43 KLSX 110745
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
245 AM CDT SAT MAY 11 2013


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

...THE ST. LOUIS CLIMATE SUMMARY FOR MAY 10 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         67   1224 PM  91    1963  75     -8       76       
                                      1928                          
  MINIMUM         55   1012 PM  31    1966  55      0       52       
  AVERAGE         61                        65     -4       64      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             2.22 1921   0.14  -0.14     0.00    
  MONTH TO DATE    2.69                      1.43   1.26     1.50    
  SINCE MAR 1     13.31                      8.44   4.87    12.13    
  SINCE JAN 1     19.70                     13.08   6.62    16.48    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0  2011   0.0    0.0      0.0     
  MONTH TO DATE    0.0                       0.0    0.0      0.0     
  SINCE MAR 1     14.3                       2.7   11.6       T      
  SINCE JUL 1     27.9                      17.7   10.2      6.3     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        4                         3      1        1       
  MONTH TO DATE   65                        37     28        4       
  SINCE MAR 1   1133                       895    238      389       
  SINCE JUL 1   4450                      4493    -43     3291       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         3     -3        0       
  MONTH TO DATE   22                        24     -2       89       
  SINCE MAR 1     56                        70    -14      226       
  SINCE JAN 1     56                        70    -14      226       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    NW (330)      
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION    NW (330)      
  AVERAGE WIND SPEED     8.6                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 1.0                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    84          1200 AM                                     
 LOWEST     73           700 AM                                     
 AVERAGE    79                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   75        91      2011                    
                                             1914                    
 MINIMUM TEMPERATURE (F)   56        35      1907                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY 11 2013...........SUNRISE   553 AM CDT   SUNSET   803 PM CDT   
MAY 12 2013...........SUNRISE   552 AM CDT   SUNSET   804 PM CDT   

                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          




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