Climatological Report (Daily)
Issued by NWS Upton, NY

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000
CDUS41 KOKX 180620
CLIISP


CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK NY
220 AM EDT SUN SEP 18 2016


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

...THE ISLIP NY CLIMATE SUMMARY FOR SEPTEMBER 17 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1984 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         75    204 PM  87    1991  74      1       85
  MINIMUM         50    547 AM  45    1986  57     -7       61
  AVERAGE         63                        65     -2       73

PRECIPITATION (IN)
  YESTERDAY        0.00          2.85 1996   0.12  -0.12     0.00
  MONTH TO DATE    1.18                      1.98  -0.80     2.80
  SINCE SEP 1      1.18                      1.98  -0.80     2.80
  SINCE JAN 1     23.62                     33.12  -9.50    25.16

SNOWFALL (IN)
  YESTERDAY        0.0          MM      MM   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE OCT 1     41.4                      24.8   16.6     63.7
  SINCE JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        2                         2      0        0
  MONTH TO DATE    4                        20    -16        0
  SINCE SEP 1      4                        20    -16        0
  SINCE JUL 1      4                        25    -21        0

 COOLING
  YESTERDAY        0                         3     -3        8
  MONTH TO DATE  112                        72     40      147
  SINCE SEP 1    112                        72     40      147
  SINCE JAN 1   1059                       758    301     1028
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     S (160)
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION     S (170)
  AVERAGE WIND SPEED     6.2


SKY COVER
  AVERAGE SKY COVER 0.6


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           400 AM
 LOWEST     57          1100 AM
 AVERAGE    75

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


THE ISLIP NY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   73        81      2015
                                             2005
                                             1992
 MINIMUM TEMPERATURE (F)   57        43      1990
                                             1986


SUNRISE AND SUNSET
SEPTEMBER 18 2016.....SUNRISE   636 AM EDT   SUNSET   656 PM EDT
SEPTEMBER 19 2016.....SUNRISE   637 AM EDT   SUNSET   654 PM EDT


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




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