AFOS product CLISTL
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CDUS43 KLSX 210734
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
232 AM CDT TUE MAR 21 2017


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

...THE ST. LOUIS CLIMATE SUMMARY FOR MARCH 20 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         86R   337 PM  83    2012  58     28       48       
                                      1948                          
                                      1935                          
  MINIMUM         50    408 AM  13    1965  38     12       34       
                                      1906                          
  AVERAGE         68                        48     20       41      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          2.02 1989   0.11  -0.11     0.12    
  MONTH TO DATE    1.43                      1.98  -0.55     0.94    
  SINCE MAR 1      1.43                      1.98  -0.55     0.94    
  SINCE JAN 1      3.72                      6.62  -2.90     2.54    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           8.6  1924   0.1   -0.1      0.3     
  MONTH TO DATE    1.8                       1.9   -0.1      0.3     
  SINCE MAR 1      1.8                       1.9   -0.1      0.3     
  SINCE JUL 1      3.2                      16.9  -13.7     10.9     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                        17    -17       24       
  MONTH TO DATE  366                       418    -52      260       
  SINCE MAR 1    366                       418    -52      260       
  SINCE JUL 1   3099                      4016   -917     3090       
                                                                     
 COOLING                                                             
  YESTERDAY        3                         0      3        0       
  MONTH TO DATE    3                         0      3        8       
  SINCE MAR 1      3                         0      3        8       
  SINCE JAN 1      5                         0      5        8       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION    NE (30)       
  HIGHEST GUST SPEED    29   HIGHEST GUST DIRECTION    NE (40)       
  AVERAGE WIND SPEED     9.2                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.5                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    62          1100 PM                                     
 LOWEST     40           200 PM                                     
 AVERAGE    51                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   58        90      1907                    
 MINIMUM TEMPERATURE (F)   38         8      1876                    

                                                                     
SUNRISE AND SUNSET                                                   
MARCH 21 2017.........SUNRISE   703 AM CDT   SUNSET   715 PM CDT   
MARCH 22 2017.........SUNRISE   701 AM CDT   SUNSET   716 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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