851 
CDUS42 KJAX 042231
CLISSI


CLIMATE REPORT
NATIONAL WEATHER SERVICE JACKSONVILLE FL                             
530 PM EST THU JAN 4 2018


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

...THE ST SIMONS ISLAND CLIMATE SUMMARY FOR JANUARY 4 2018...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1948 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 TODAY                                                               
  MAXIMUM         43    502 PM  80    1973  60    -17       70       
  MINIMUM         MM        MM  26    2012  42     MM       56        
                                      2010                          
  AVERAGE         MM                        51     MM       63      
                                                                     
PRECIPITATION (IN)                                                   
  TODAY            0.00          1.37 1987   0.09  -0.09     0.00    
  MONTH TO DATE    0.68                      0.35   0.33     0.29    
  SINCE DEC 1      3.51                      2.99   0.52     3.31    
  SINCE JAN 1      0.68                      0.35   0.33     0.29    
                                                                     
SNOWFALL (IN)                                                        
  TODAY            0.0           0.0    MM                   0.0     
  MONTH TO DATE    0.0                                       0.0     
  SINCE DEC 1      0.0                                       0.0     
  SINCE JUL 1      0.0                                       0.0     
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  TODAY           MM                        14     MM        2       
  MONTH TO DATE   95                        56     39        5       
  SINCE DEC 1    398                       407     -9      207       
  SINCE JUL 1    528                       587    -59      312       
                                                                     
 COOLING                                                             
  TODAY           MM                         0     MM        0       
  MONTH TO DATE    0                         0      0        7       
  SINCE DEC 1     16                        13      3       32       
  SINCE JAN 1      0                         0      0        7       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     W (270)      
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION     W (260)      
  AVERAGE WIND SPEED    13.8                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.0                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED TODAY.                            
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    MM                                                       
 LOWEST     39           500 PM                                     
 AVERAGE    MM                                                       

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

                                                                     
THE ST SIMONS ISLAND CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   60        78      2004                    
                                             1952                    
 MINIMUM TEMPERATURE (F)   42        25      1999                    

                                                                     
SUNRISE AND SUNSET                                                   
JANUARY  4 2018.......SUNRISE   725 AM EST   SUNSET   537 PM EST   
JANUARY  5 2018.......SUNRISE   725 AM EST   SUNSET   537 PM EST   

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




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