AFOS product CLISTL
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CDUS43 KLSX 130732
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
130 AM CST SAT JAN 13 2018


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

...THE ST. LOUIS CLIMATE SUMMARY FOR JANUARY 12 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   1020 PM  70    1936  40    -22       50       
  MINIMUM         13   1046 AM -17    1918  23    -10       27       
  AVERAGE         16                        32    -16       39      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             1.67 2005   0.07  -0.07      T      
  MONTH TO DATE    0.39                      0.99  -0.60     0.31    
  SINCE DEC 1      1.23                      3.83  -2.60     1.44    
  SINCE JAN 1      0.39                      0.99  -0.60     0.31    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        T             5.1  1964   0.2   -0.2      0.0     
  MONTH TO DATE    0.2                       2.2   -2.0      1.0     
  SINCE DEC 1      3.7                       6.6   -2.9      1.2     
  SINCE JUL 1      3.7                       7.3   -3.6      1.2     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       49                        34     15       26       
  MONTH TO DATE  510                       401    109      397       
  SINCE DEC 1   1438                      1340     98     1328       
  SINCE JUL 1   2140                      2166    -26     1819       
                                                                     
 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    28   HIGHEST WIND DIRECTION    NW (320)      
  HIGHEST GUST SPEED    37   HIGHEST GUST DIRECTION    NW (310)      
  AVERAGE WIND SPEED    16.6                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 1.0                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT SNOW                                                         

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    80           600 AM                                     
 LOWEST     67           900 PM                                     
 AVERAGE    74                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   40        67      1952                    
                                             1932                    
 MINIMUM TEMPERATURE (F)   23        -8      1912                    

                                                                     
SUNRISE AND SUNSET                                                   
JANUARY 13 2018.......SUNRISE   719 AM CST   SUNSET   502 PM CST   
JANUARY 14 2018.......SUNRISE   718 AM CST   SUNSET   503 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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