AFOS product CLISTL
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CDUS43 KLSX 220745
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
245 AM CDT WED MAY 22 2013


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

...THE ST. LOUIS CLIMATE SUMMARY FOR MAY 21 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         82    204 PM  93    1941  78      4       73       
  MINIMUM         65    539 AM  38    1883  59      6       58       
  AVERAGE         74                        68      6       66      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.01          2.00 1957   0.16  -0.15     0.00    
  MONTH TO DATE    4.19                      3.11   1.08     1.60    
  SINCE MAR 1     14.81                     10.12   4.69    12.23    
  SINCE JAN 1     21.20                     14.76   6.44    16.58    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0  2012   0.0    0.0      0.0     
  MONTH TO DATE    0.0                       0.0    0.0      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                         2     -2        0       
  MONTH TO DATE   87                        64     23        4       
  SINCE MAR 1   1155                       922    233      389       
  SINCE JUL 1   4472                      4520    -48     3291       
                                                                     
 COOLING                                                             
  YESTERDAY        9                         5      4        1       
  MONTH TO DATE  109                        69     40      145       
  SINCE MAR 1    143                       115     28      282       
  SINCE JAN 1    143                       115     28      282       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION    SW (230)      
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION    SW (210)      
  AVERAGE WIND SPEED     9.8                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.8                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  THUNDERSTORM                                                       
  LIGHT RAIN                                                         
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93           400 AM                                     
 LOWEST     51           200 PM                                     
 AVERAGE    72                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   78        94      1925                    
 MINIMUM TEMPERATURE (F)   59        37      1883                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY 22 2013...........SUNRISE   544 AM CDT   SUNSET   813 PM CDT   
MAY 23 2013...........SUNRISE   543 AM CDT   SUNSET   814 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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