AFOS product CLISTL
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CDUS43 KLSX 180742
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
242 AM CDT SUN JUN 18 2017


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

...THE ST. LOUIS CLIMATE SUMMARY FOR JUNE 17 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         90    540 PM  99    1944  86      4       88       
  MINIMUM         72    613 AM  46    1961  68      4       70       
  AVERAGE         81                        77      4       79      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.21          2.44 1882   0.14   0.07     0.00    
  MONTH TO DATE    1.38                      2.54  -1.16     0.46    
  SINCE JUN 1      1.38                      2.54  -1.16     0.46    
  SINCE JAN 1     24.28                     18.91   5.37    13.51    
                                                                     
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 JUN 1      0.0                       0.0    0.0      0.0     
  SINCE JUL 1      3.2                      17.7  -14.5     10.9     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         3     -3        0       
  SINCE JUN 1      0                         3     -3        0       
  SINCE JUL 1   3397                      4533  -1136     3484       
                                                                     
 COOLING                                                             
  YESTERDAY       16                        12      4       14       
  MONTH TO DATE  241                       160     81      260       
  SINCE JUN 1    241                       160     81      260       
  SINCE JAN 1    493                       334    159      454       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION    SW (210)      
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION    SW (210)      
  AVERAGE WIND SPEED     8.8                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.8                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  THUNDERSTORM                                                       
  HEAVY RAIN                                                         
  LIGHT RAIN                                                         

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    79           500 AM                                     
 LOWEST     51          1200 PM                                     
 AVERAGE    65                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   86       100      1953                    
 MINIMUM TEMPERATURE (F)   68        52      1961                    
                                             1945                    
                                             1876                    

                                                                     
SUNRISE AND SUNSET                                                   
JUNE 18 2017..........SUNRISE   536 AM CDT   SUNSET   829 PM CDT   
JUNE 19 2017..........SUNRISE   537 AM CDT   SUNSET   829 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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