AFOS product CLISTL
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069 
CDUS43 KLSX 230728
CLISTL

CLIMATE REPORT 
NATIONAL WEATHER SERVICE ST LOUIS MO
228 AM CDT THU SEP 23 2021

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

...THE ST. LOUIS CLIMATE SUMMARY FOR SEPTEMBER 22 2021...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1874 TO 2021


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         73    305 PM  95    1956  79     -6       77       
                                      2017                           
  MINIMUM         55   1148 PM  40    1974  59     -4       56       
                                      1995                           
  AVERAGE         64                        69     -5       67     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          1.77 1993   0.09  -0.09     0.00     
  MONTH TO DATE    2.98                      2.23   0.75     0.50     
  SINCE SEP 1      2.98                      2.23   0.75     0.50     
  SINCE JAN 1     36.70                     31.90   4.80    40.49     

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        1                         2     -1        0        
  MONTH TO DATE    1                        11    -10        9        
  SINCE SEP 1      1                        11    -10        9        
  SINCE JUL 1      1                        12    -11        9        

 COOLING                                                              
  YESTERDAY        0                         5     -5        2        
  MONTH TO DATE  242                       178     64      178        
  SINCE SEP 1    242                       178     64      178        
  SINCE JAN 1   1803                      1628    175     1677        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    25   HIGHEST WIND DIRECTION     N (340)       
  HIGHEST GUST SPEED    33   HIGHEST GUST DIRECTION     N (350)       
  AVERAGE WIND SPEED     9.9                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.4                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    84           300 AM                                      
 LOWEST     33           100 PM                                      
 AVERAGE    59                                                        

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


THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   79        94      1881                      
                                             1891                     
 MINIMUM TEMPERATURE (F)   58        36      1974                      


SUNRISE AND SUNSET                                                    
SEPTEMBER 23 2021.....SUNRISE   650 AM CDT   SUNSET   656 PM CDT     
SEPTEMBER 24 2021.....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.




$$