AFOS product CLISTL
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CDUS43 KLSX 210835
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
333 AM CDT MON JUL 21 2003

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

...THE ST. LOUIS CLIMATE SUMMARY FOR JULY 20 2003...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1870 TO 2003

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         93    425 PM 110    1934  90      3       97       
  MINIMUM         71    508 AM  58    1929  71      0       76       
  AVERAGE         82                        81      1       87      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          3.70 1949   0.13  -0.13     0.00    
  MONTH TO DATE    2.31                      2.60  -0.29     0.91    
  SINCE JUN 1     14.66                      6.36   8.30     6.17    
  SINCE JAN 1     28.68                     22.18   6.50    25.89    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE JUN 1     27                         6     21        0       
  SINCE JUL 1      0                         0      0        0       
                                                                     
 COOLING                                                             
  YESTERDAY       17                        15      2       22       
  MONTH TO DATE  332                       295     37      340       
  SINCE JUN 1    553                       611    -58      736       
  SINCE JAN 1    674                       764    -90      893       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     S (200)      
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION    SW (240)      
  AVERAGE WIND SPEED     7.7                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE 100 PERCENT                                      
  AVERAGE SKY COVER 0.4                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93           200 AM                                     
 LOWEST     52           300 PM                                     
 AVERAGE    73                                                       
..........................................................
                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   90       106      1901                    
 MINIMUM TEMPERATURE (F)   71        54      1970                    
                                                                     
SUNRISE AND SUNSET                                                   
JULY 21 2003..........SUNRISE   553 AM CDT   SUNSET   822 PM CDT   
JULY 22 2003..........SUNRISE   554 AM CDT   SUNSET   821 PM CDT   
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.