AFOS product CLISTL
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CDUS43 KLSX 280729
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
226 AM CDT SAT OCT 28 2017


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

...THE ST. LOUIS CLIMATE SUMMARY FOR OCTOBER 27 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         54   1233 AM  85    1950  65    -11       61       
                                      1927                          
  MINIMUM         39   1159 PM  28    1957  46     -7       50       
  AVERAGE         47                        55     -8       56      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             1.77 1919   0.11  -0.11      T      
  MONTH TO DATE    3.70                      2.90   0.80     3.15    
  SINCE SEP 1      3.97                      6.03  -2.06     8.10    
  SINCE JAN 1     34.27                     33.78   0.49    36.58    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        T   R         T    1967   0.0    0.0      0.0     
  MONTH TO DATE    T                         0.0    0.0      0.0     
  SINCE SEP 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       18                        10      8        9       
  MONTH TO DATE   98                       189    -91       83       
  SINCE SEP 1    105                       229   -124       87       
  SINCE JUL 1    105                       230   -125       87       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         1     -1        0       
  MONTH TO DATE   95                        41     54       98       
  SINCE SEP 1    357                       243    114      422       
  SINCE JAN 1   1959                      1642    317     2127       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION    NW (310)      
  HIGHEST GUST SPEED    31   HIGHEST GUST DIRECTION    NW (310)      
  AVERAGE WIND SPEED    15.1                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.9                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT SNOW                                                         

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    71           300 AM                                     
 LOWEST     45           400 PM                                     
 AVERAGE    58                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   64        85      1927                    
 MINIMUM TEMPERATURE (F)   45        23      1976                    

                                                                     
SUNRISE AND SUNSET                                                   
OCTOBER 28 2017.......SUNRISE   724 AM CDT   SUNSET   606 PM CDT   
OCTOBER 29 2017.......SUNRISE   726 AM CDT   SUNSET   604 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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