AFOS product CLISTL
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CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
226 AM CDT SUN SEP 23 2018


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

...THE ST. LOUIS CLIMATE SUMMARY FOR SEPTEMBER 22 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         71    429 PM  95    2017  78     -7       95       
                                      1956                          
  MINIMUM         58   1135 PM  40    1995  58      0       71       
                                      1974                          
  AVERAGE         65                        68     -3       83      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.77 1993   0.11  -0.11     0.00    
  MONTH TO DATE    1.65                      2.27  -0.62     0.27    
  SINCE SEP 1      1.65                      2.27  -0.62     0.27    
  SINCE JAN 1     32.33                     30.02   2.31    30.57    
                                                                     
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                         2     -2        0       
  MONTH TO DATE    0                        15    -15        6       
  SINCE SEP 1      0                        15    -15        6       
  SINCE JUL 1      0                        16    -16        6       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         5     -5       18       
  MONTH TO DATE  278                       174    104      188       
  SINCE SEP 1    278                       174    104      188       
  SINCE JAN 1   2034                      1573    461     1790       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     N (20)       
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     N (360)      
  AVERAGE WIND SPEED     8.1                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.7                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    84          1100 PM                                     
 LOWEST     55           600 PM                                     
 AVERAGE    70                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   77        94      1891                    
                                             1881                    
 MINIMUM TEMPERATURE (F)   57        36      1974                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 23 2018.....SUNRISE   650 AM CDT   SUNSET   657 PM CDT   
SEPTEMBER 24 2018.....SUNRISE   651 AM CDT   SUNSET   655 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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