Climatological Report (Daily)
Issued by NWS Jacksonville, FL

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CDUS42 KJAX 150627
CLISSI


CLIMATE REPORT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
127 AM EST FRI DEC 15 2017


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

...THE ST SIMONS ISLAND CLIMATE SUMMARY FOR DECEMBER 14 2017...

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)
 YESTERDAY
  MAXIMUM         64    312 PM  79    2001  63      1       69
  MINIMUM         43    519 AM  22    1960  46     -3       59
  AVERAGE         54                        54      0       64

PRECIPITATION (IN)
  YESTERDAY        0.00          1.03 1997   0.09  -0.09     0.22
                                      1976
  MONTH TO DATE    2.33                      1.14   1.19     2.25
  SINCE DEC 1      2.33                      1.14   1.19     2.25
  SINCE JAN 1     48.55                     43.50   5.05    45.50

SNOWFALL (IN)
  YESTERDAY        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
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       11                        11      0        1
  MONTH TO DATE  141                       136      5       72
  SINCE DEC 1    141                       136      5       72
  SINCE JUL 1    271                       316    -45      177

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    4                         9     -5       17
  SINCE DEC 1      4                         9     -5       17
  SINCE JAN 1   3124                      2624    500     3018
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION    SW (230)
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION    SW (230)
  AVERAGE WIND SPEED     7.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    83           600 AM
 LOWEST     36           200 PM
 AVERAGE    60

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


THE ST SIMONS ISLAND CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   63        84      1972
 MINIMUM TEMPERATURE (F)   45        23      1962


SUNRISE AND SUNSET
DECEMBER 15 2017......SUNRISE   717 AM EST   SUNSET   525 PM EST
DECEMBER 16 2017......SUNRISE   717 AM EST   SUNSET   525 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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