AFOS product CLISTL
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CDUS43 KLSX 010737
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
237 AM CDT WED MAY 1 2013


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

...THE ST. LOUIS CLIMATE SUMMARY FOR APRIL 30 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2013


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         87    315 PM  91    2007  72     15       73       
  MINIMUM         63    514 AM  35    1907  52     11       60       
                                      1877                          
  AVERAGE         75                        62     13       67      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          2.86 1893   0.13  -0.13     0.05    
  MONTH TO DATE    5.67                      3.69   1.98     7.30    
  SINCE MAR 1     10.62                      7.01   3.61    10.63    
  SINCE JAN 1     17.01                     11.65   5.36    14.98    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0  2011   0.0    0.0      0.0     
  MONTH TO DATE    T                         0.4   -0.4      0.0     
  SINCE MAR 1     14.3                       2.7   11.6       T      
  SINCE JUL 1     27.9                      17.7   10.2      6.3     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         5     -5        0       
  MONTH TO DATE  315                       270     45      194       
  SINCE MAR 1   1068                       858    210      385       
  SINCE JUL 1   4385                      4456    -71     3287       
                                                                     
 COOLING                                                             
  YESTERDAY       10                         2      8        2       
  MONTH TO DATE   34                        39     -5       57       
  SINCE MAR 1     34                        46    -12      137       
  SINCE JAN 1     34                        46    -12      137       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION    SE (130)      
  HIGHEST GUST SPEED    33   HIGHEST GUST DIRECTION    SE (150)      
  AVERAGE WIND SPEED    12.2                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.4                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    78          1200 AM                                     
 LOWEST     26           200 PM                                     
 AVERAGE    52                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   72        90      1936                    
 MINIMUM TEMPERATURE (F)   53        34      1963                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY  1 2013...........SUNRISE   604 AM CDT   SUNSET   754 PM CDT   
MAY  2 2013...........SUNRISE   602 AM CDT   SUNSET   755 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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