AFOS product CLISTL
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CDUS43 KLSX 120852
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
351 AM CDT WED MAY 12 2004

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

...THE ST. LOUIS CLIMATE SUMMARY FOR MAY 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         86    241 PM  91    1914  75     11       65       
  MINIMUM         67    533 AM  35    1907  55     12       52       
  AVERAGE         77                        65     12       59      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.65 1918   0.13  -0.13     0.00    
  MONTH TO DATE    0.77                      1.43  -0.66     2.58    
  SINCE MAR 1      7.07                      8.72  -1.65     9.67    
  SINCE JAN 1     11.89                     13.14  -1.25    12.63    
                                                                     
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                         3     -3        6       
  MONTH TO DATE   39                        46     -7       30       
  SINCE MAR 1    730                       953   -223      815       
  SINCE JUL 1   4122                      4744   -622     4704       
                                                                     
 COOLING                                                             
  YESTERDAY       12                         3      9        0       
  MONTH TO DATE   76                        23     53       36       
  SINCE MAR 1    140                        62     78       86       
  SINCE JAN 1    140                        62     78       86       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    25   HIGHEST WIND DIRECTION     S (180)      
  HIGHEST GUST SPEED    29   HIGHEST GUST DIRECTION     S (180)      
  AVERAGE WIND SPEED     9.9                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.5                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    90          1200 AM                                     
 LOWEST     48           300 PM                                     
 AVERAGE    69                                                       
..........................................................
                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   75        92      1956                    
 MINIMUM TEMPERATURE (F)   55        39      1960                    
                                                                     
SUNRISE AND SUNSET                                                   
MAY 12 2004...........SUNRISE   552 AM CDT   SUNSET   805 PM CDT   
MAY 13 2004...........SUNRISE   551 AM CDT   SUNSET   805 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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