AFOS product CLISTL
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CDUS43 KLSX 220739
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
137 AM CST TUE DEC 22 2015


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

...THE ST. LOUIS CLIMATE SUMMARY FOR DECEMBER 21 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         67R  1130 AM  67    1967  41     26       45       
  MINIMUM         44   1159 PM -12    1989  25     19       41       
  AVERAGE         56                        33     23       43      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.26          1.84 1967   0.09   0.17      T      
  MONTH TO DATE    1.54                      1.96  -0.42     1.80    
  SINCE DEC 1      1.54                      1.96  -0.42     1.80    
  SINCE JAN 1     51.04                     40.08  10.96    42.51    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           2.6  1983   0.1   -0.1      0.0     
  MONTH TO DATE    T                         2.6   -2.6      0.2     
  SINCE DEC 1      T                         2.6   -2.6      0.2     
  SINCE JUL 1      T                         3.3   -3.3      4.0     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        9                        32    -23       22       
  MONTH TO DATE  373                       612   -239      533       
  SINCE DEC 1    373                       612   -239      533       
  SINCE JUL 1    935                      1438   -503     1490       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1   1873                      1646    227     1732       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION    SW (220)      
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION     S (170)      
  AVERAGE WIND SPEED    12.6                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.7                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  THUNDERSTORM                                                       
  RAIN                                                               
  LIGHT RAIN                                                         
  FOG                                                                
  HAZE                                                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    89           700 AM                                     
 LOWEST     52           300 PM                                     
 AVERAGE    71                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   41        66      1965                    
                                             1933                    
 MINIMUM TEMPERATURE (F)   25       -16      1989                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 22 2015......SUNRISE   716 AM CST   SUNSET   444 PM CST   
DECEMBER 23 2015......SUNRISE   717 AM CST   SUNSET   444 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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