AFOS product CLISTL
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CDUS43 KLSX 200731
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
230 AM CDT TUE JUN 20 2017


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

...THE ST. LOUIS CLIMATE SUMMARY FOR JUNE 19 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         88    319 PM 105    1936  86      2       94       
  MINIMUM         67    508 AM  52    1935  68     -1       73       
  AVERAGE         78                        77      1       84      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          2.45 1928   0.13  -0.13     0.00    
  MONTH TO DATE    2.44                      2.82  -0.38     0.46    
  SINCE JUN 1      2.44                      2.82  -0.38     0.46    
  SINCE JAN 1     25.34                     19.19   6.15    13.51    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0  2015   0.0    0.0      0.0     
  MONTH TO DATE    0.0                       0.0    0.0      0.0     
  SINCE JUN 1      0.0                       0.0    0.0      0.0     
  SINCE JUL 1      3.2                      17.7  -14.5     10.9     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         3     -3        0       
  SINCE JUN 1      0                         3     -3        0       
  SINCE JUL 1   3397                      4533  -1136     3484       
                                                                     
 COOLING                                                             
  YESTERDAY       13                        12      1       19       
  MONTH TO DATE  267                       184     83      295       
  SINCE JUN 1    267                       184     83      295       
  SINCE JAN 1    519                       358    161      489       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION     W (280)      
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION     W (280)      
  AVERAGE WIND SPEED    10.0                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.3                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    78           300 AM                                     
 LOWEST     34          1100 AM                                     
 AVERAGE    56                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   87       103      1953                    
 MINIMUM TEMPERATURE (F)   68        52      1980                    

                                                                     
SUNRISE AND SUNSET                                                   
JUNE 20 2017..........SUNRISE   537 AM CDT   SUNSET   830 PM CDT   
JUNE 21 2017..........SUNRISE   537 AM CDT   SUNSET   830 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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