AFOS product CLISTL
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CDUS43 KLSX 280733
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
231 AM CDT MON AUG 28 2017


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

...THE ST. LOUIS CLIMATE SUMMARY FOR AUGUST 27 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         87    421 PM 102    1881  87      0       94       
  MINIMUM         64    551 AM  51    1968  68     -4       75       
  AVERAGE         76                        77     -1       85      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             1.72 1874   0.09  -0.09      T      
  MONTH TO DATE    2.43                      2.62  -0.19     5.24    
  SINCE JUN 1      6.53                     11.01  -4.48    14.90    
  SINCE JAN 1     29.43                     27.38   2.05    27.95    
                                                                     
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      0.0                       0.0    0.0      0.0     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE JUN 1      0                         5     -5        0       
  SINCE JUL 1      0                         0      0        0       
                                                                     
 COOLING                                                             
  YESTERDAY       11                        12     -1       20       
  MONTH TO DATE  303                       378    -75      422       
  SINCE JUN 1   1315                      1179    136     1439       
  SINCE JAN 1   1567                      1353    214     1633       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     N (360)      
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION     N (360)      
  AVERAGE WIND SPEED     5.3                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.6                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    87           600 AM                                     
 LOWEST     37           200 PM                                     
 AVERAGE    62                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   87       101      1990                    
                                             1913                    
 MINIMUM TEMPERATURE (F)   68        48      1986                    

                                                                     
SUNRISE AND SUNSET                                                   
AUGUST 28 2017........SUNRISE   627 AM CDT   SUNSET   737 PM CDT   
AUGUST 29 2017........SUNRISE   628 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.                                          




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