AFOS product CLISTL
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020 
CDUS43 KLSX 160730
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
229 AM CDT THU AUG 16 2018


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

...THE ST. LOUIS CLIMATE SUMMARY FOR AUGUST 15 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         85    437 PM 105    2007  88     -3       91       
  MINIMUM         71    821 AM  51    1992  70      1       71       
  AVERAGE         78                        79     -1       81      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.45          4.31 1946   0.09   0.36     0.00    
  MONTH TO DATE    2.13                      1.52   0.61     0.18    
  SINCE JUN 1      7.22                      9.91  -2.69     4.28    
  SINCE JAN 1     28.15                     26.28   1.87    27.18    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0  2015   0.0    0.0      0.0     
  MONTH TO DATE    T                         0.0    0.0      0.0     
  SINCE JUN 1      T                         0.0    0.0      0.0     
  SINCE JUL 1      T                         0.0    0.0      0.0     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE JUN 1      0                         5     -5        0       
  SINCE JUL 1      0                         0      0        0       
                                                                     
 COOLING                                                             
  YESTERDAY       13                        14     -1       16       
  MONTH TO DATE  241                       218     23      158       
  SINCE JUN 1   1192                      1019    173     1170       
  SINCE JAN 1   1535                      1193    342     1422       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION    SW (220)      
  HIGHEST GUST SPEED    31   HIGHEST GUST DIRECTION    SW (210)      
  AVERAGE WIND SPEED     7.9                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.8                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    94           700 PM                                     
 LOWEST     65           400 PM                                     
 AVERAGE    80                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   88       103      1936                    
 MINIMUM TEMPERATURE (F)   70        56      1992                    
                                             1964                    

                                                                     
SUNRISE AND SUNSET                                                   
AUGUST 16 2018........SUNRISE   616 AM CDT   SUNSET   755 PM CDT   
AUGUST 17 2018........SUNRISE   617 AM CDT   SUNSET   753 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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