AFOS product CLISTL
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CDUS43 KLSX 120727
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
226 AM CDT WED SEP 12 2018


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

...THE ST. LOUIS CLIMATE SUMMARY FOR SEPTEMBER 11 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         83    214 PM  98    2013  82      1       79       
  MINIMUM         60    501 AM  42    1940  63     -3       52       
  AVERAGE         72                        73     -1       66      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.28 1944   0.10  -0.10     0.00    
  MONTH TO DATE    1.60                      1.13   0.47     0.01    
  SINCE SEP 1      1.60                      1.13   0.47     0.01    
  SINCE JAN 1     32.28                     28.88   3.40    30.31    
                                                                     
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                         0      0        0       
  MONTH TO DATE    0                         0      0        6       
  SINCE SEP 1      0                         0      0        6       
  SINCE JUL 1      0                         1     -1        6       
                                                                     
 COOLING                                                             
  YESTERDAY        7                         8     -1        1       
  MONTH TO DATE  134                       106     28       54       
  SINCE SEP 1    134                       106     28       54       
  SINCE JAN 1   1890                      1505    385     1656       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION    SE (120)      
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION     S (200)      
  AVERAGE WIND SPEED     3.5                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.1                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    97           500 AM                                     
 LOWEST     39           500 PM                                     
 AVERAGE    68                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   82        98      1956                    
                                             1936                    
                                             1897                    
 MINIMUM TEMPERATURE (F)   62        44      1940                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 12 2018.....SUNRISE   640 AM CDT   SUNSET   714 PM CDT   
SEPTEMBER 13 2018.....SUNRISE   641 AM CDT   SUNSET   713 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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