Climatological Report (Daily)
Issued by NWS Jacksonville, FL

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CDUS42 KJAX 112228
CLISSI


CLIMATE REPORT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
527 PM EST MON DEC 11 2017


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

...THE ST SIMONS ISLAND CLIMATE SUMMARY FOR DECEMBER 11 2017...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1948 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         61    421 PM  79    1972  64     -3       70
  MINIMUM         36    718 AM  25    1957  46    -10       45
  AVERAGE         49                        55     -6       58

PRECIPITATION (IN)
  TODAY            0.00          1.92 1976   0.08  -0.08      T
  MONTH TO DATE    2.33                      0.89   1.44     1.98
  SINCE DEC 1      2.33                      0.89   1.44     1.98
  SINCE JAN 1     48.55                     43.25   5.30    45.23

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           16                        10      6        7
  MONTH TO DATE  104                       103      1       71
  SINCE DEC 1    104                       103      1       71
  SINCE JUL 1    234                       283    -49      176

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    4                         9     -5       13
  SINCE DEC 1      4                         9     -5       13
  SINCE JAN 1   3124                      2624    500     3014
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION    SW (220)
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED     7.0


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    79           800 AM
 LOWEST     37           200 PM
 AVERAGE    58

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


THE ST SIMONS ISLAND CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   63        79      1971
 MINIMUM TEMPERATURE (F)   46        22      1957


SUNRISE AND SUNSET
DECEMBER 11 2017......SUNRISE   714 AM EST   SUNSET   524 PM EST
DECEMBER 12 2017......SUNRISE   715 AM EST   SUNSET   524 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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