AFOS product CLISTL
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CDUS43 KLSX 110733
CLISTL

CLIMATE REPORT 
NATIONAL WEATHER SERVICE ST LOUIS MO
233 AM CDT SUN APR 11 2021

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

...THE ST. LOUIS CLIMATE SUMMARY FOR APRIL 10 2021...

CLIMATE NORMAL PERIOD 1981 TO 2010
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         63   1201 AM  93    1930  66     -3       58       
  MINIMUM         49    821 PM  26    1960  45      4       34       
  AVERAGE         56                        55      1       46     

PRECIPITATION (IN)                                                    
  YESTERDAY        1.06          2.42 1944   0.12   0.94     0.00     
  MONTH TO DATE    2.10                      1.20   0.90     0.10     
  SINCE MAR 1      7.27                      4.52   2.75     3.95     
  SINCE JAN 1     12.73                      9.16   3.57    13.11     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           4.1  1997   0.0    0.0      0.0      
  MONTH TO DATE    0.0                       0.2   -0.2      0.0      
  SINCE MAR 1      0.0                       2.5   -2.5       T       
  SINCE JUL 1     12.1                      17.5   -5.4     14.3      
  SNOW DEPTH       0                                                 

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY        9                        11     -2       19        
  MONTH TO DATE   76                       121    -45      105        
  SINCE MAR 1    470                       709   -239      546        
  SINCE JUL 1   4049                      4307   -258     3990        

 COOLING                                                              
  YESTERDAY        0                         1     -1        0        
  MONTH TO DATE   16                        10      6       18        
  SINCE MAR 1     17                        17      0       25        
  SINCE JAN 1     17                        17      0       25        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    33   HIGHEST WIND DIRECTION     W (250)       
  HIGHEST GUST SPEED    44   HIGHEST GUST DIRECTION    SW (240)       
  AVERAGE WIND SPEED    17.2                                        


SKY COVER                                                             
  AVERAGE SKY COVER 1.0                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  HEAVY RAIN                                                          
  RAIN                                                                
  LIGHT RAIN                                                          
  FOG                                                                 
  HAZE                                                                


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    90           500 AM                                      
 LOWEST     67           200 PM                                      
 AVERAGE    79                                                        

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


THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   66        90      1930                      
 MINIMUM TEMPERATURE (F)   46        24      1973                      


SUNRISE AND SUNSET                                                    
APRIL 11 2021.........SUNRISE   631 AM CDT   SUNSET   735 PM CDT     
APRIL 12 2021.........SUNRISE   629 AM CDT   SUNSET   736 PM CDT     


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




$$