AFOS product CLISTL
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CDUS43 KLSX 010734
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
133 AM CST WED FEB 1 2017


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

...THE ST. LOUIS CLIMATE SUMMARY FOR JANUARY 31 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         53   1208 AM  74    1989  41     12       68       
  MINIMUM         43   1036 PM  -9    1936  25     18       44       
  AVERAGE         48                        33     15       56      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.62 1988   0.08  -0.08     0.00    
  MONTH TO DATE    1.80                      2.40  -0.60     0.80    
  SINCE DEC 1      2.93                      5.24  -2.31    12.54    
  SINCE JAN 1      1.80                      2.40  -0.60     0.80    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0          11.2  1958   0.2   -0.2      0.0     
  MONTH TO DATE    1.0                       5.6   -4.6      3.3     
  SINCE DEC 1      1.2                      10.0   -8.8      3.3     
  SINCE JUL 1      1.2                      10.7   -9.5      3.3     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       17                        32    -15        9       
  MONTH TO DATE  830                      1028   -198      959       
  SINCE DEC 1   1761                      1968   -207     1556       
  SINCE JUL 1   2252                      2794   -542     2118       
                                                                     
 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    21   HIGHEST WIND DIRECTION     W (290)      
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION     W (290)      
  AVERAGE WIND SPEED     8.8                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.8                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    58           800 PM                                     
 LOWEST     35          1200 AM                                     
 AVERAGE    47                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   41        84      1911                    
 MINIMUM TEMPERATURE (F)   25        -6      1951                    

                                                                     
SUNRISE AND SUNSET                                                   
FEBRUARY  1 2017......SUNRISE   707 AM CST   SUNSET   524 PM CST   
FEBRUARY  2 2017......SUNRISE   706 AM CST   SUNSET   525 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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