720 
CDUS43 KLSX 100851
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
350 AM CDT MON MAY 10 2004

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

...THE ST. LOUIS CLIMATE SUMMARY FOR MAY 9 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         87    350 PM  92    1934  74     13       90       
  MINIMUM         68    519 AM  35    1966  54     14       70       
  AVERAGE         78                        64     14       80      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          2.09 1949   0.13  -0.13      T      
  MONTH TO DATE    0.74                      1.17  -0.43     1.56    
  SINCE MAR 1      7.04                      8.46  -1.42     8.65    
  SINCE JAN 1     11.86                     12.88  -1.02    11.61    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0  2002   0.0    0.0      0.0     
  MONTH TO DATE    0.0                       0.0    0.0      0.0     
  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        0                         4     -4        0       
  MONTH TO DATE   39                        40     -1       24       
  SINCE MAR 1    730                       947   -217      809       
  SINCE JUL 1   4122                      4738   -616     4698       
                                                                     
 COOLING                                                             
  YESTERDAY       13                         2     11       15       
  MONTH TO DATE   53                        18     35       29       
  SINCE MAR 1    117                        57     60       79       
  SINCE JAN 1    117                        57     60       79       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    SW (240)      
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION     W (250)      
  AVERAGE WIND SPEED    11.1                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.5                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    73           300 AM                                     
 LOWEST     44           600 PM                                     
 AVERAGE    59                                                       
..........................................................
                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   75        91      1963                    
 MINIMUM TEMPERATURE (F)   55        31      1966                    
                                                                     
SUNRISE AND SUNSET                                                   
MAY 10 2004...........SUNRISE   554 AM CDT   SUNSET   803 PM CDT   
MAY 11 2004...........SUNRISE   553 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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