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368 
CDUS43 KLSX 050730
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
129 AM CST FRI JAN 5 2018


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

...THE ST. LOUIS CLIMATE SUMMARY FOR JANUARY 4 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         18    433 PM  72    1997  40    -22       28       
  MINIMUM          3    744 AM  -9    1879  24    -21       17       
  AVERAGE         11                        32    -21       23      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             2.20 2004   0.09  -0.09      T      
  MONTH TO DATE    T                         0.36  -0.36     0.26    
  SINCE DEC 1      0.84                      3.20  -2.36     1.39    
  SINCE JAN 1      T                         0.36  -0.36     0.26    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.2           4.4  1977   0.2    0.0       T      
  MONTH TO DATE    0.2                       0.7   -0.5       T      
  SINCE DEC 1      3.7                       5.1   -1.4      0.2     
  SINCE JUL 1      3.7                       5.8   -2.1      0.2     
  SNOW DEPTH       T                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       54                        33     21       42       
  MONTH TO DATE  220                       132     88      120       
  SINCE DEC 1   1148                      1071     77     1051       
  SINCE JUL 1   1850                      1897    -47     1542       
                                                                     
 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    NW (330)      
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     N (340)      
  AVERAGE WIND SPEED     7.6                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.4                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT SNOW                                                         
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    84          1100 PM                                     
 LOWEST     49           300 PM                                     
 AVERAGE    67                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   40        66      2012                    
 MINIMUM TEMPERATURE (F)   24       -22      1884                    

                                                                     
SUNRISE AND SUNSET                                                   
JANUARY  5 2018.......SUNRISE   720 AM CST   SUNSET   454 PM CST   
JANUARY  6 2018.......SUNRISE   720 AM CST   SUNSET   455 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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