AFOS product CLISTL
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CDUS43 KLSX 100727
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
127 AM CST FRI FEB 10 2017


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

...THE ST. LOUIS CLIMATE SUMMARY FOR FEBRUARY 9 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         31    210 PM  75    1943  43    -12       26       
  MINIMUM         18    718 AM -16    1899  26     -8       19       
  AVERAGE         25                        35    -10       23      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          2.36 1959   0.08  -0.08     0.01    
  MONTH TO DATE    0.04                      0.70  -0.66     0.16    
  SINCE DEC 1      2.97                      5.94  -2.97    12.70    
  SINCE JAN 1      1.84                      3.10  -1.26     0.96    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           5.0  1910   0.2   -0.2      0.3     
  MONTH TO DATE    0.2                       1.5   -1.3      0.5     
  SINCE DEC 1      1.4                      11.5  -10.1      3.8     
  SINCE JUL 1      1.4                      12.2  -10.8      3.8     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       40                        30     10       42       
  MONTH TO DATE  249                       281    -32      231       
  SINCE DEC 1   2010                      2249   -239     1787       
  SINCE JUL 1   2501                      3075   -574     2349       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1      0                         0      0        0       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    SE (140)      
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    NW (320)      
  AVERAGE WIND SPEED     8.2                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.5                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HAZE                                                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    67           700 AM                                     
 LOWEST     42           400 PM                                     
 AVERAGE    55                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   43        83      1932                    
 MINIMUM TEMPERATURE (F)   26        -9      1982                    

                                                                     
SUNRISE AND SUNSET                                                   
FEBRUARY 10 2017......SUNRISE   658 AM CST   SUNSET   534 PM CST   
FEBRUARY 11 2017......SUNRISE   657 AM CST   SUNSET   535 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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