AFOS product CLISTL
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CLISTL

CLIMATE REPORT 
NATIONAL WEATHER SERVICE ST LOUIS MO
226 AM CDT THU SEP 14 2023

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

...THE ST. LOUIS CLIMATE SUMMARY FOR SEPTEMBER 13 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         84    333 PM 100    1939  82      2       82       
  MINIMUM         56    558 AM  43    1975  62     -6       55       
  AVERAGE         70                        72     -2       69     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          4.61 1945   0.10  -0.10     0.00     
  MONTH TO DATE    0.23                      1.37  -1.14     1.53     
  SINCE SEP 1      0.23                      1.37  -1.14     1.53     
  SINCE JAN 1     25.23                     31.04  -5.81    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                         1     -1        0        
  SINCE SEP 1      0                         1     -1        0        
  SINCE JUL 1      0                         2     -2        0        

 COOLING                                                              
  YESTERDAY        5                         8     -3        4        
  MONTH TO DATE  130                       121      9      105        
  SINCE SEP 1    130                       121      9      105        
  SINCE JAN 1   1700                      1571    129     1799        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    NW (330)       
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     N (10)        
  AVERAGE WIND SPEED     3.2                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.3                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    87           400 AM                                      
 LOWEST     28           300 PM                                      
 AVERAGE    58                                                        

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


THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   82       101      1939                      
 MINIMUM TEMPERATURE (F)   62        46      1949                      
                                             1974                     
                                             1996                     


SUNRISE AND SUNSET                                                    
SEPTEMBER 14 2023.....SUNRISE   642 AM CDT   SUNSET   712 PM CDT     
SEPTEMBER 15 2023.....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.




$$