Climatological Report (Daily)
Issued by NWS Upton, NY

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000
CDUS41 KOKX 200618
CLIISP


CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK NY
118 AM EST MON NOV 20 2017


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

...THE ISLIP NY CLIMATE SUMMARY FOR NOVEMBER 19 2017...

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)
 YESTERDAY
  MAXIMUM         60    319 AM  63    1999  52      8       59
                                      1985
  MINIMUM         40   1010 PM  22    2014  36      4       39
  AVERAGE         50                        44      6       49

PRECIPITATION (IN)
  YESTERDAY        0.42          1.46 1986   0.13   0.29      T
  MONTH TO DATE    1.51                      2.24  -0.73     0.58
  SINCE SEP 1     12.17                      9.61   2.56     6.54
  SINCE JAN 1     40.52                     40.75  -0.23    28.98

SNOWFALL (IN)
  YESTERDAY        0.0          MM      MM   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.1   -0.1      0.0
  SINCE OCT 1      0.0                       0.1   -0.1       T
  SINCE JUL 1      0.0                       0.1   -0.1       T
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       15                        21     -6       16
  MONTH TO DATE  336                       345     -9      283
  SINCE SEP 1    505                       760   -255      560
  SINCE JUL 1    505                       765   -260      560

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    2                         0      2        0
  SINCE SEP 1    204                       101    103      177
  SINCE JAN 1    972                       787    185     1124
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    35   HIGHEST WIND DIRECTION    NW (310)
  HIGHEST GUST SPEED    45   HIGHEST GUST DIRECTION    NW (310)
  AVERAGE WIND SPEED    18.0


SKY COVER
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           500 AM
 LOWEST     45           700 PM
 AVERAGE    69

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


THE ISLIP NY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   52        66      1985
 MINIMUM TEMPERATURE (F)   36        21      1986


SUNRISE AND SUNSET
NOVEMBER 20 2017......SUNRISE   645 AM EST   SUNSET   430 PM EST
NOVEMBER 21 2017......SUNRISE   647 AM EST   SUNSET   430 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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