AFOS product CLISTL
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CDUS43 KLSX 280745
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
145 AM CST TUE FEB 28 2017


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

...THE ST. LOUIS CLIMATE SUMMARY FOR FEBRUARY 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         65    421 PM  79    1981  49     16       67       
  MINIMUM         38    708 AM  -8    1934  31      7       30       
  AVERAGE         52                        40     12       49      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.02          0.99 1889   0.08  -0.06     0.00    
  MONTH TO DATE    0.49                      2.16  -1.67     0.80    
  SINCE DEC 1      3.42                      7.40  -3.98    13.34    
  SINCE JAN 1      2.29                      4.56  -2.27     1.60    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           4.5  1984   0.2   -0.2      0.0     
  MONTH TO DATE    0.2                       4.2   -4.0      7.3     
  SINCE DEC 1      1.4                      14.2  -12.8     10.6     
  SINCE JUL 1      1.4                      14.9  -13.5     10.6     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       13                        25    -12       16       
  MONTH TO DATE  481                       780   -299      696       
  SINCE DEC 1   2242                      2748   -506     2252       
  SINCE JUL 1   2733                      3574   -841     2814       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    1                         0      1        0       
  SINCE DEC 1      1                         0      1        0       
  SINCE JAN 1      1                         0      1        0       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION    SE (140)      
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION    SE (140)      
  AVERAGE WIND SPEED     9.6                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.6                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    85           500 AM                                     
 LOWEST     37           300 PM                                     
 AVERAGE    61                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   50        80      1972                    
 MINIMUM TEMPERATURE (F)   31         4      1890                    

                                                                     
SUNRISE AND SUNSET                                                   
FEBRUARY 28 2017......SUNRISE   635 AM CST   SUNSET   554 PM CST   
MARCH  1 2017.........SUNRISE   633 AM CST   SUNSET   555 PM CST   

                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          




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