AFOS product CLISTL
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CDUS43 KLSX 120733
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
128 AM CST FRI JAN 12 2018


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

...THE ST. LOUIS CLIMATE SUMMARY FOR JANUARY 11 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         65   1203 PM  74    1911  40     25       71       
                                      1890                          
  MINIMUM         17   1159 PM -14    1918  23     -6       30       
  AVERAGE         41                        32      9       51      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.04          1.81 1916   0.08  -0.04      T      
  MONTH TO DATE    0.39                      0.92  -0.53     0.31    
  SINCE DEC 1      1.23                      3.76  -2.53     1.44    
  SINCE JAN 1      0.39                      0.92  -0.53     0.31    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        T            11.0  1909   0.2   -0.2      0.0     
  MONTH TO DATE    0.2                       2.0   -1.8      1.0     
  SINCE DEC 1      3.7                       6.4   -2.7      1.2     
  SINCE JUL 1      3.7                       7.1   -3.4      1.2     
  SNOW DEPTH       T                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       24                        34    -10       14       
  MONTH TO DATE  461                       367     94      371       
  SINCE DEC 1   1389                      1306     83     1302       
  SINCE JUL 1   2091                      2132    -41     1793       
                                                                     
 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    26   HIGHEST WIND DIRECTION    NW (310)      
  HIGHEST GUST SPEED    34   HIGHEST GUST DIRECTION    NW (310)      
  AVERAGE WIND SPEED    15.3                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.9                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  RAIN                                                               
  LIGHT RAIN                                                         
  LT FREEZING RAIN                                                   
  SNOW                                                               
  LIGHT SNOW                                                         
  SLEET                                                              
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           500 AM                                     
 LOWEST     72           100 PM                                     
 AVERAGE    86                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   40        70      1936                    
 MINIMUM TEMPERATURE (F)   23       -17      1918                    

                                                                     
SUNRISE AND SUNSET                                                   
JANUARY 12 2018.......SUNRISE   719 AM CST   SUNSET   501 PM CST   
JANUARY 13 2018.......SUNRISE   719 AM CST   SUNSET   502 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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