AFOS product CLISTL
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104 
CDUS43 KLSX 120852
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
351 AM CDT MON APR 12 2004

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

...THE ST. LOUIS CLIMATE SUMMARY FOR APRIL 11 2004...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1870 TO 2004

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         57    434 PM  90    1930  65     -8       71       
  MINIMUM         39    605 AM  24    1973  45     -6       37       
  AVERAGE         48                        55     -7       54      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          4.79 1979   0.12  -0.12     0.00    
  MONTH TO DATE    0.18                      1.32  -1.14     0.76    
  SINCE MAR 1      4.54                      4.92  -0.38     3.56    
  SINCE JAN 1      9.36                      9.34   0.02     6.52    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.7  1957   T      0.0      0.0     
  MONTH TO DATE    0.0                       0.6   -0.6       T      
  SINCE MAR 1      T                         3.9   -3.9      0.1     
  SINCE JUL 1      7.4                      22.5  -15.1     29.8     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       17                        11      6       11       
  MONTH TO DATE  126                       139    -13      148       
  SINCE MAR 1    592                       752   -160      684       
  SINCE JUL 1   3984                      4518   -534     4573       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         1     -1        0       
  MONTH TO DATE    1                        10     -9       22       
  SINCE MAR 1      5                        17    -12       23       
  SINCE JAN 1      5                        17    -12       23       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION    NE (50)       
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION    NE (60)       
  AVERAGE WIND SPEED    10.3                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.6                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93          1200 AM                                     
 LOWEST     40           400 PM                                     
 AVERAGE    67                                                       
..........................................................
                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   66        89      1971                    
 MINIMUM TEMPERATURE (F)   45        24      1940                    
                                                                     
SUNRISE AND SUNSET                                                   
APRIL 12 2004.........SUNRISE   629 AM CDT   SUNSET   736 PM CDT   
APRIL 13 2004.........SUNRISE   628 AM CDT   SUNSET   737 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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