Climatological Report (Daily)
Issued by NWS Upton, NY

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000
CDUS41 KOKX 142133
CLIISP


CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK NY
433 PM EST THU DEC 14 2017


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

...THE ISLIP NY CLIMATE SUMMARY FOR DECEMBER 14 2017...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1963 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         32    324 PM  62    2015  43    -11       43
  MINIMUM         24    522 AM   5    1982  29     -5       29
  AVERAGE         28                        36     -8       36

PRECIPITATION (IN)
  TODAY            0.10          1.62 1977   0.13  -0.03     0.00
  MONTH TO DATE    0.97                      1.94  -0.97     1.39
  SINCE DEC 1      0.97                      1.94  -0.97     1.39
  SINCE JAN 1     42.29                     44.12  -1.83    32.85

SNOWFALL (IN)
  TODAY            1.8           4.1  2013   0.2    1.6      0.0
  MONTH TO DATE    3.1                       1.7    1.4      0.1
  SINCE OCT 1      3.1                       2.2    0.9      0.1
  SINCE JUL 1      3.1                       2.2    0.9      0.1
  SNOW DEPTH       1

DEGREE DAYS
 HEATING
  TODAY           37                        29      8       29
  MONTH TO DATE  362                       376    -14      370
  SINCE DEC 1    362                       376    -14      370
  SINCE JUL 1   1113                      1392   -279     1161

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    972                       787    185     1124
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    31   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED     9.8


SKY COVER
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  LIGHT SNOW
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92           700 AM
 LOWEST     42          1200 AM
 AVERAGE    67

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


THE ISLIP NY CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   43        62      2015
 MINIMUM TEMPERATURE (F)   28        11      1968


SUNRISE AND SUNSET
DECEMBER 14 2017......SUNRISE   709 AM EST   SUNSET   425 PM EST
DECEMBER 15 2017......SUNRISE   710 AM EST   SUNSET   426 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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