AFOS product CLISTL
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CDUS43 KLSX 230845
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
244 AM CST MON JAN 23 2017


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

...THE ST. LOUIS CLIMATE SUMMARY FOR JANUARY 22 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         55   1246 AM  72    1967  40     15       30       
  MINIMUM         40   1159 PM -14    1930  24     16       21       
  AVERAGE         48                        32     16       26      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          2.14 1874   0.08  -0.08     0.00    
  MONTH TO DATE    1.80                      1.74   0.06     0.80    
  SINCE DEC 1      2.93                      4.58  -1.65    12.54    
  SINCE JAN 1      1.80                      1.74   0.06     0.80    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           4.9  1915   0.2   -0.2      0.0     
  MONTH TO DATE    1.0                       4.0   -3.0      3.3     
  SINCE DEC 1      1.2                       8.4   -7.2      3.3     
  SINCE JUL 1      1.2                       9.1   -7.9      3.3     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       17                        33    -16       39       
  MONTH TO DATE  602                       734   -132      750       
  SINCE DEC 1   1533                      1673   -140     1347       
  SINCE JUL 1   2024                      2499   -475     1909       
                                                                     
 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    22   HIGHEST WIND DIRECTION     N (350)      
  HIGHEST GUST SPEED    29   HIGHEST GUST DIRECTION     N (360)      
  AVERAGE WIND SPEED    11.5                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.9                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HAZE                                                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    80           600 AM                                     
 LOWEST     55          1200 AM                                     
 AVERAGE    68                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   40        75      1967                    
 MINIMUM TEMPERATURE (F)   24       -11      1963                    

                                                                     
SUNRISE AND SUNSET                                                   
JANUARY 23 2017.......SUNRISE   714 AM CST   SUNSET   513 PM CST   
JANUARY 24 2017.......SUNRISE   713 AM CST   SUNSET   514 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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