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CDUS43 KLSX 220811
CLISTL

CLIMATE REPORT 
NATIONAL WEATHER SERVICE ST LOUIS MO
311 AM CDT THU APR 22 2021

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

...THE ST. LOUIS CLIMATE SUMMARY FOR APRIL 21 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         53    137 PM  89    1902  69    -16       66       
                                      1965                           
  MINIMUM         30R   456 AM  30    2021  49    -19       48       
  AVERAGE         42                        59    -17       57     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.01          1.75 1984   0.12  -0.11     0.00     
  MONTH TO DATE    2.63                      2.53   0.10     0.88     
  SINCE MAR 1      7.80                      5.85   1.95     4.73     
  SINCE JAN 1     13.26                     10.49   2.77    13.89     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           T    1918   0.0    0.0      0.0      
  MONTH TO DATE    0.8                       0.4    0.4       T       
  SINCE MAR 1      0.8                       2.7   -1.9       T       
  SINCE JUL 1     12.9                      17.7   -4.8     14.3      
  SNOW DEPTH       0                                                 

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       23                         7     16        8        
  MONTH TO DATE  209                       217     -8      273        
  SINCE MAR 1    603                       805   -202      714        
  SINCE JUL 1   4182                      4403   -221     4158        

 COOLING                                                              
  YESTERDAY        0                         2     -2        0        
  MONTH TO DATE   16                        24     -8       18        
  SINCE MAR 1     17                        31    -14       25        
  SINCE JAN 1     17                        31    -14       25        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION     W (280)       
  HIGHEST GUST SPEED    32   HIGHEST GUST DIRECTION     W (280)       
  AVERAGE WIND SPEED     7.3                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.4                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  LIGHT RAIN                                                          


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    82          1200 AM                                      
 LOWEST     29          1200 PM                                      
 AVERAGE    56                                                        

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


THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   70        91      1925                      
 MINIMUM TEMPERATURE (F)   50        31      1875                      
                                             1936                     


SUNRISE AND SUNSET                                                    
APRIL 22 2021.........SUNRISE   615 AM CDT   SUNSET   745 PM CDT     
APRIL 23 2021.........SUNRISE   614 AM CDT   SUNSET   746 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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