AFOS product CLISTL
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CDUS43 KLSX 200852
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
351 AM CDT TUE APR 20 2004

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

...THE ST. LOUIS CLIMATE SUMMARY FOR APRIL 19 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         81    146 PM  88    1948  68     13       72       
  MINIMUM         66   1159 PM  26    1983  48     18       58       
  AVERAGE         74                        58     16       65      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.83 1874   0.12  -0.12     0.03    
  MONTH TO DATE    0.18                      2.28  -2.10     2.11    
  SINCE MAR 1      4.54                      5.88  -1.34     4.91    
  SINCE JAN 1      9.36                     10.30  -0.94     7.87    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           T    1953   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        0                         9     -9        0       
  MONTH TO DATE  175                       217    -42      177       
  SINCE MAR 1    641                       830   -189      713       
  SINCE JUL 1   4033                      4621   -588     4602       
                                                                     
 COOLING                                                             
  YESTERDAY        9                         1      8        0       
  MONTH TO DATE   43                        18     25       38       
  SINCE MAR 1     47                        25     22       39       
  SINCE JAN 1     47                        25     22       39       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION    SW (230)      
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION    SW (230)      
  AVERAGE WIND SPEED    12.0                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.9                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    61           700 AM                                     
 LOWEST     43           600 PM                                     
 AVERAGE    52                                                       
..........................................................
                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   68        89      1987                    
 MINIMUM TEMPERATURE (F)   48        28      1904                    
                                                                     
SUNRISE AND SUNSET                                                   
APRIL 20 2004.........SUNRISE   618 AM CDT   SUNSET   744 PM CDT   
APRIL 21 2004.........SUNRISE   616 AM CDT   SUNSET   745 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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