762 
CDUS43 KLSX 181724
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
1213 PM CDT TUE MAY 18 2004

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

...THE ST. LOUIS CLIMATE SUMMARY FOR MAY 17 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         84    333 PM  94    1996  77      7       69       
  MINIMUM         66    602 AM  40    1973  57      9       59       
  AVERAGE         75                        67      8       64      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          3.95 1995   0.14  -0.14     0.06    
  MONTH TO DATE    2.97                      2.26   0.71     2.76    
  SINCE MAR 1      9.27                      9.55  -0.28     9.85    
  SINCE JAN 1     14.09                     13.97   0.12    12.81    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0  2002   0.0    0.0      0.0     
                                      2001                          
  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                         2     -2        1       
  MONTH TO DATE   53                        61     -8       37       
  SINCE MAR 1    744                       968   -224      822       
  SINCE JUL 1   4136                      4759   -623     4711       
                                                                     
 COOLING                                                             
  YESTERDAY       10                         4      6        0       
  MONTH TO DATE   99                        42     57       41       
  SINCE MAR 1    163                        81     82       91       
  SINCE JAN 1    163                        81     82       91       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    SW (240)      
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION    SW (230)      
  AVERAGE WIND SPEED    10.8                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93          M400 AM                                     
 LOWEST     51          M200 PM                                     
 AVERAGE    72                                                       
..........................................................
                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   77        94      1996                    
 MINIMUM TEMPERATURE (F)   57        39      2002                    
                                                                     
SUNRISE AND SUNSET                                                   
MAY 18 2004...........SUNRISE   546 AM CDT   SUNSET   810 PM CDT   
MAY 19 2004...........SUNRISE   546 AM CDT   SUNSET   811 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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