AFOS product CLISTL
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CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
245 AM CDT SUN SEP 20 2015


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

...THE ST. LOUIS CLIMATE SUMMARY FOR SEPTEMBER 19 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         81   1227 AM  96    1955  79      2       80       
                                      1931                          
                                      1925                          
  MINIMUM         59   1151 PM  42    1938  59      0       56       
  AVERAGE         70                        69      1       68      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             1.82 1954   0.10  -0.10     0.00    
  MONTH TO DATE    2.08                      1.95   0.13     4.20    
  SINCE SEP 1      2.08                      1.95   0.13     4.20    
  SINCE JAN 1     41.01                     29.70  11.31    33.17    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0  2013   0.0    0.0      0.0     
  MONTH TO DATE    0.0                       0.0    0.0      0.0     
  SINCE SEP 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                         2     -2        0       
  MONTH TO DATE    5                         9     -4       36       
  SINCE SEP 1      5                         9     -4       36       
  SINCE JUL 1      5                        10     -5       36       
                                                                     
 COOLING                                                             
  YESTERDAY        5                         6     -1        3       
  MONTH TO DATE  251                       159     92      126       
  SINCE SEP 1    251                       159     92      126       
  SINCE JAN 1   1758                      1558    200     1631       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION    NW (320)      
  HIGHEST GUST SPEED    29   HIGHEST GUST DIRECTION    NW (320)      
  AVERAGE WIND SPEED     9.8                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.5                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    76           400 AM                                     
 LOWEST     43           100 PM                                     
 AVERAGE    60                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   78        96      1940                    
 MINIMUM TEMPERATURE (F)   59        40      1875                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 20 2015.....SUNRISE   647 AM CDT   SUNSET   702 PM CDT   
SEPTEMBER 21 2015.....SUNRISE   648 AM CDT   SUNSET   700 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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