AFOS product CLISTL
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CDUS43 KLSX 210726
CLISTL

CLIMATE REPORT 
NATIONAL WEATHER SERVICE ST LOUIS MO
226 AM CDT SUN MAY 21 2023

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

...THE ST. LOUIS CLIMATE SUMMARY FOR MAY 20 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         73    411 PM  93    1902  78     -5       89       
  MINIMUM         53    511 AM  41    1894  59     -6       69       
                                      1981                           
  AVERAGE         63                        69     -6       79     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          1.66 1947   0.15  -0.15      T       
  MONTH TO DATE    1.61                      3.19  -1.58     3.48     
  SINCE MAR 1      9.21                     11.42  -2.21    11.67     
  SINCE JAN 1     13.57                     16.24  -2.67    16.58     

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 MAR 1      T                         2.5   -2.5      0.9      
  SINCE JUL 1      5.4                      16.6  -11.2     12.1      
  SNOW DEPTH       0                                                 

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY        2                         2      0        0        
  MONTH TO DATE   30                        59    -29       45        
  SINCE MAR 1    841                       897    -56      809        
  SINCE JUL 1   3922                      4416   -494     3986        

 COOLING                                                              
  YESTERDAY        0                         6     -6       14        
  MONTH TO DATE  110                        76     34      144        
  SINCE MAR 1    146                       120     26      180        
  SINCE JAN 1    146                       121     25      180        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     N (10)        
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     N (340)       
  AVERAGE WIND SPEED     7.4                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.2                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    81          1200 AM                                      
 LOWEST     38           400 PM                                      
 AVERAGE    60                                                        

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


THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   79        93      1941                      
 MINIMUM TEMPERATURE (F)   60        38      1883                      


SUNRISE AND SUNSET                                                    
MAY 21 2023...........SUNRISE   545 AM CDT   SUNSET   812 PM CDT     
MAY 22 2023...........SUNRISE   544 AM CDT   SUNSET   813 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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