AFOS product CLISTL
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CDUS43 KLSX 190727
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
226 AM CDT WED APR 19 2017


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

...THE ST. LOUIS CLIMATE SUMMARY FOR APRIL 18 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         79    514 PM  93    2002  68     11       83       
  MINIMUM         52    332 AM  29    1953  48      4       57       
  AVERAGE         66                        58      8       70      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          2.48 2013   0.12  -0.12     0.00    
  MONTH TO DATE    2.73                      2.16   0.57     1.57    
  SINCE MAR 1      6.97                      5.48   1.49     3.86    
  SINCE JAN 1      9.26                     10.12  -0.86     5.46    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           2.0  1901   0.0    0.0      0.0     
  MONTH TO DATE    0.0                       0.3   -0.3      0.0     
  SINCE MAR 1      1.8                       2.6   -0.8      0.3     
  SINCE JUL 1      3.2                      17.6  -14.4     10.9     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         8     -8        0       
  MONTH TO DATE   86                       194   -108      189       
  SINCE MAR 1    553                       782   -229      562       
  SINCE JUL 1   3286                      4380  -1094     3392       
                                                                     
 COOLING                                                             
  YESTERDAY        1                         1      0        5       
  MONTH TO DATE   44                        18     26       11       
  SINCE MAR 1     50                        25     25       19       
  SINCE JAN 1     52                        25     27       19       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION    SE (150)      
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION    SE (150)      
  AVERAGE WIND SPEED     7.3                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.5                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    83           300 AM                                     
 LOWEST     48           300 PM                                     
 AVERAGE    66                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   69        88      2011                    
                                             1948                    
 MINIMUM TEMPERATURE (F)   49        26      1983                    

                                                                     
SUNRISE AND SUNSET                                                   
APRIL 19 2017.........SUNRISE   619 AM CDT   SUNSET   743 PM CDT   
APRIL 20 2017.........SUNRISE   618 AM CDT   SUNSET   744 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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