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556 
CDUS43 KLSX 190733
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
130 AM CST MON DEC 19 2016


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

...THE ST. LOUIS CLIMATE SUMMARY FOR DECEMBER 18 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         16   1220 AM  69    1939  41    -25       42       
  MINIMUM          4   1144 PM  -4    1983  26    -22       29       
                                      1884                          
  AVERAGE         10                        34    -24       36      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             2.78 1924   0.08  -0.08     0.00    
  MONTH TO DATE    0.36                      1.70  -1.34     1.27    
  SINCE DEC 1      0.36                      1.70  -1.34     1.27    
  SINCE JAN 1     40.67                     39.82   0.85    50.77    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM             5.2  1929   0.1   MM        0.0     
  MONTH TO DATE    0.2                       2.1   -1.9       T      
  SINCE DEC 1      0.2                       2.1   -1.9       T      
  SINCE JUL 1      0.2                       2.8   -2.6       T      
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       55                        31     24       29       
  MONTH TO DATE  607                       517     90      321       
  SINCE DEC 1    607                       517     90      321       
  SINCE JUL 1   1098                      1343   -245      883       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1   2162                      1646    516     1873       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION    NW (310)      
  HIGHEST GUST SPEED    33   HIGHEST GUST DIRECTION    NW (320)      
  AVERAGE WIND SPEED    10.1                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.4                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT SNOW                                                         

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    76          1100 PM                                     
 LOWEST     58           100 PM                                     
 AVERAGE    67                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   41        68      1976                    
 MINIMUM TEMPERATURE (F)   26        -7      1983                    
                                             1884                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 19 2016......SUNRISE   715 AM CST   SUNSET   443 PM CST   
DECEMBER 20 2016......SUNRISE   716 AM CST   SUNSET   443 PM CST   

                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          




$$
809 
CDUS43 KLSX 191037 CCA
CLISTL

CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
130 AM CST MON DEC 19 2016


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

...THE ST. LOUIS CLIMATE SUMMARY FOR DECEMBER 18 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         16   1220 AM  69    1939  41    -25       42
  MINIMUM          4   1144 PM  -4    1983  26    -22       29
                                      1884
  AVERAGE         10                        34    -24       36

PRECIPITATION (IN)
  YESTERDAY        T             2.78 1924   0.08  -0.08     0.00
  MONTH TO DATE    0.36                      1.70  -1.34     1.27
  SINCE DEC 1      0.36                      1.70  -1.34     1.27
  SINCE JAN 1     40.67                     39.82   0.85    50.77

SNOWFALL (IN)
  YESTERDAY        T             5.2  1929   0.1   -0.1      0.0
  MONTH TO DATE    0.2                       2.1   -1.9       T
  SINCE DEC 1      0.2                       2.1   -1.9       T
  SINCE JUL 1      0.2                       2.8   -2.6       T
  SNOW DEPTH       T

DEGREE DAYS
 HEATING
  YESTERDAY       55                        31     24       29
  MONTH TO DATE  607                       517     90      321
  SINCE DEC 1    607                       517     90      321
  SINCE JUL 1   1098                      1343   -245      883

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1   2162                      1646    516     1873
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION    NW (310)
  HIGHEST GUST SPEED    33   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED    10.1


SKY COVER
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT SNOW


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    76          1100 PM
 LOWEST     58           100 PM
 AVERAGE    67

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


THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   41        68      1976
 MINIMUM TEMPERATURE (F)   26        -7      1983
                                             1884


SUNRISE AND SUNSET
DECEMBER 19 2016......SUNRISE   715 AM CST   SUNSET   443 PM CST
DECEMBER 20 2016......SUNRISE   716 AM CST   SUNSET   443 PM CST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




$$