AFOS product CLISTL
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CDUS43 KLSX 240745
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
245 AM CDT THU AUG 24 2017


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

...THE ST. LOUIS CLIMATE SUMMARY FOR AUGUST 23 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         79    318 PM 102    1947  87     -8       78       
                                      1938                          
                                      1936                          
  MINIMUM         59    511 AM  54    1966  69    -10       66       
                                      1891                          
                                      1890                          
  AVERAGE         69                        78     -9       72      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.58 1977   0.09  -0.09     0.03    
  MONTH TO DATE    2.43                      2.26   0.17     5.24    
  SINCE JUN 1      6.53                     10.65  -4.12    14.90    
  SINCE JAN 1     29.43                     27.02   2.41    27.95    
                                                                     
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        4                        13     -9        7       
  MONTH TO DATE  272                       327    -55      346       
  SINCE JUN 1   1284                      1128    156     1363       
  SINCE JAN 1   1536                      1302    234     1557       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     N (10)       
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     N (20)       
  AVERAGE WIND SPEED     6.3                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.1                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    90           300 AM                                     
 LOWEST     39           200 PM                                     
 AVERAGE    65                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   87       103      1947                    
 MINIMUM TEMPERATURE (F)   69        51      1942                    

                                                                     
SUNRISE AND SUNSET                                                   
AUGUST 24 2017........SUNRISE   624 AM CDT   SUNSET   743 PM CDT   
AUGUST 25 2017........SUNRISE   625 AM CDT   SUNSET   742 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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