AFOS product CLISTL
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CDUS43 KLSX 160730
CLISTL

CLIMATE REPORT 
NATIONAL WEATHER SERVICE ST LOUIS MO
230 AM CDT SAT SEP 16 2023

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

...THE ST. LOUIS CLIMATE SUMMARY FOR SEPTEMBER 15 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         83    221 PM 101    1939  81      2       84       
  MINIMUM         53    454 AM  45    1961  61     -8       63       
                                      2007                           
  AVERAGE         68                        71     -3       74     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          2.05 1914   0.10  -0.10     0.00     
  MONTH TO DATE    0.23                      1.58  -1.35     1.53     
  SINCE SEP 1      0.23                      1.58  -1.35     1.53     
  SINCE JAN 1     25.23                     31.25  -6.02    40.65     

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                         3     -3        0        
  SINCE SEP 1      0                         3     -3        0        
  SINCE JUL 1      0                         4     -4        0        

 COOLING                                                              
  YESTERDAY        3                         7     -4        9        
  MONTH TO DATE  138                       135      3      120        
  SINCE SEP 1    138                       135      3      120        
  SINCE JAN 1   1708                      1585    123     1814        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION    NE (40)        
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION    NE (40)        
  AVERAGE WIND SPEED     2.0                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.2                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    72           600 AM                                      
 LOWEST     21           400 PM                                      
 AVERAGE    47                                                        

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


THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   81        98      1927                      
                                             1954                     
 MINIMUM TEMPERATURE (F)   61        44      1966                      


SUNRISE AND SUNSET                                                    
SEPTEMBER 16 2023.....SUNRISE   644 AM CDT   SUNSET   708 PM CDT     
SEPTEMBER 17 2023.....SUNRISE   645 AM CDT   SUNSET   707 PM CDT     


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




$$