AFOS product CLISTL
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CDUS43 KLSX 230727
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
226 AM CDT WED AUG 23 2017


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

...THE ST. LOUIS CLIMATE SUMMARY FOR AUGUST 22 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         84    235 PM 103    1936  88     -4       85       
  MINIMUM         66   1159 PM  55    1950  69     -3       62       
                                      1875                          
  AVERAGE         75                        78     -3       74      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.25          2.01 1983   0.09   0.16     0.00    
  MONTH TO DATE    2.43                      2.17   0.26     5.21    
  SINCE JUN 1      6.53                     10.56  -4.03    14.87    
  SINCE JAN 1     29.43                     26.93   2.50    27.92    
                                                                     
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      0.0                       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       10                        13     -3        9       
  MONTH TO DATE  268                       314    -46      339       
  SINCE JUN 1   1280                      1115    165     1356       
  SINCE JAN 1   1532                      1289    243     1550       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION    NW (300)      
  HIGHEST GUST SPEED    31   HIGHEST GUST DIRECTION     W (270)      
  AVERAGE WIND SPEED     9.8                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.7                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           700 AM                                     
 LOWEST     54           600 PM                                     
 AVERAGE    77                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   87       102      1947                    
                                             1938                    
                                             1936                    
 MINIMUM TEMPERATURE (F)   69        54      1966                    
                                             1891                    
                                             1890                    

                                                                     
SUNRISE AND SUNSET                                                   
AUGUST 23 2017........SUNRISE   623 AM CDT   SUNSET   745 PM CDT   
AUGUST 24 2017........SUNRISE   624 AM CDT   SUNSET   743 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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