AFOS product CLISTL
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CDUS43 KLSX 290729
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
227 AM CDT TUE AUG 29 2017


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

...THE ST. LOUIS CLIMATE SUMMARY FOR AUGUST 28 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         83   1136 AM 101    1990  87     -4       96       
                                      1913                          
  MINIMUM         67   1117 PM  48    1986  68     -1       74       
  AVERAGE         75                        77     -2       85      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.87          2.53 1974   0.09   0.78     0.00    
  MONTH TO DATE    3.30                      2.71   0.59     5.24    
  SINCE JUN 1      7.40                     11.10  -3.70    14.90    
  SINCE JAN 1     30.30                     27.47   2.83    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       10                        12     -2       20       
  MONTH TO DATE  313                       390    -77      442       
  SINCE JUN 1   1325                      1191    134     1459       
  SINCE JAN 1   1577                      1365    212     1653       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     N (340)      
  HIGHEST GUST SPEED    33   HIGHEST GUST DIRECTION    NW (330)      
  AVERAGE WIND SPEED     4.3                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.5                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    97           800 PM                                     
 LOWEST     54           100 PM                                     
 AVERAGE    76                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   86       107      1984                    
 MINIMUM TEMPERATURE (F)   67        47      1986                    
                                             1965                    

                                                                     
SUNRISE AND SUNSET                                                   
AUGUST 29 2017........SUNRISE   628 AM CDT   SUNSET   736 PM CDT   
AUGUST 30 2017........SUNRISE   629 AM CDT   SUNSET   734 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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