AFOS product CLISTL
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CDUS43 KLSX 140729
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
226 AM CDT FRI SEP 14 2018


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

...THE ST. LOUIS CLIMATE SUMMARY FOR SEPTEMBER 13 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    441 PM 100    1939  81      4       76       
  MINIMUM         64    618 AM  43    1975  62      2       63       
  AVERAGE         75                        72      3       70      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          4.61 1945   0.10  -0.10     0.05    
  MONTH TO DATE    1.60                      1.34   0.26     0.07    
  SINCE SEP 1      1.60                      1.34   0.26     0.07    
  SINCE JAN 1     32.28                     29.09   3.19    30.37    
                                                                     
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 SEP 1      0.0                       0.0    0.0      0.0     
  SINCE JUL 1      T                         0.0    0.0      0.0     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         1     -1        0       
  MONTH TO DATE    0                         2     -2        6       
  SINCE SEP 1      0                         2     -2        6       
  SINCE JUL 1      0                         3     -3        6       
                                                                     
 COOLING                                                             
  YESTERDAY       10                         7      3        5       
  MONTH TO DATE  150                       121     29       63       
  SINCE SEP 1    150                       121     29       63       
  SINCE JAN 1   1906                      1520    386     1665       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION    SE (130)      
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION     S (160)      
  AVERAGE WIND SPEED     3.1                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.2                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HAZE                                                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93           700 AM                                     
 LOWEST     48           200 PM                                     
 AVERAGE    71                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   81       101      1939                    
 MINIMUM TEMPERATURE (F)   61        46      1996                    
                                             1974                    
                                             1949                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 14 2018.....SUNRISE   642 AM CDT   SUNSET   711 PM CDT   
SEPTEMBER 15 2018.....SUNRISE   643 AM CDT   SUNSET   710 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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