AFOS product CLISTL
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CDUS43 KLSX 040730
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
230 AM CDT FRI AUG 4 2017


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

...THE ST. LOUIS CLIMATE SUMMARY FOR AUGUST 3 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         94    241 PM 104    1964  89      5       88       
                                      1930                          
  MINIMUM         72    550 AM  53    1927  71      1       73       
  AVERAGE         83                        80      3       81      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             1.45 1946   0.11  -0.11     0.96    
  MONTH TO DATE    T                         0.34  -0.34     1.43    
  SINCE JUN 1      4.10                      8.73  -4.63    11.09    
  SINCE JAN 1     27.00                     25.10   1.90    24.14    
                                                                     
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       18                        15      3       16       
  MONTH TO DATE   52                        45      7       47       
  SINCE JUN 1   1064                       846    218     1064       
  SINCE JAN 1   1316                      1020    296     1258       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     W (250)      
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION    SW (240)      
  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    79           300 AM                                     
 LOWEST     33           300 PM                                     
 AVERAGE    56                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   89       105      1930                    
                                             1918                    
 MINIMUM TEMPERATURE (F)   71        55      1974                    
                                             1912                    
                                             1880                    

                                                                     
SUNRISE AND SUNSET                                                   
AUGUST  4 2017........SUNRISE   606 AM CDT   SUNSET   809 PM CDT   
AUGUST  5 2017........SUNRISE   607 AM CDT   SUNSET   808 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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