AFOS product CLISTL
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197 
CDUS43 KLSX 190727
CLISTL

CLIMATE REPORT 
NATIONAL WEATHER SERVICE ST LOUIS MO
227 AM CDT TUE SEP 19 2023

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

...THE ST. LOUIS CLIMATE SUMMARY FOR SEPTEMBER 18 2023...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1874 TO 2023


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         81    319 PM  97    1925  80      1       88       
  MINIMUM         56    620 AM  42    1973  60     -4       69       
  AVERAGE         69                        70     -1       79     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          1.04 2001   0.10  -0.10     0.08     
  MONTH TO DATE    0.23                      1.86  -1.63     1.61     
  SINCE SEP 1      0.23                      1.86  -1.63     1.61     
  SINCE JAN 1     25.23                     31.53  -6.30    40.73     

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      0.0                       0.0    0.0      0.0      
  SNOW DEPTH       0                                                 

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY        0                         1     -1        0        
  MONTH TO DATE    0                         6     -6        0        
  SINCE SEP 1      0                         6     -6        0        
  SINCE JUL 1      0                         7     -7        0        

 COOLING                                                              
  YESTERDAY        4                         6     -2       14        
  MONTH TO DATE  150                       155     -5      160        
  SINCE SEP 1    150                       155     -5      160        
  SINCE JAN 1   1720                      1605    115     1854        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION     S (170)       
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION    SE (150)       
  AVERAGE WIND SPEED     3.5                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.2                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    84           500 AM                                      
 LOWEST     34           400 PM                                      
 AVERAGE    59                                                        

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


THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   80        96      1925                      
                                             1931                     
                                             1955                     
 MINIMUM TEMPERATURE (F)   60        42      1938                      


SUNRISE AND SUNSET                                                    
SEPTEMBER 19 2023.....SUNRISE   646 AM CDT   SUNSET   704 PM CDT     
SEPTEMBER 20 2023.....SUNRISE   647 AM CDT   SUNSET   702 PM CDT     


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




$$