Climatological Report (Daily)
Issued by NWS Upton, NY

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000
CDUS41 KOKX 200706
CLIISP


CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK NY
306 AM EDT FRI OCT 20 2017


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

...THE ISLIP NY CLIMATE SUMMARY FOR OCTOBER 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         69   1241 PM  84    2016  62      7       84
  MINIMUM         49    448 AM  27    1976  44      5       58
                                      1974
  AVERAGE         59                        53      6       71

PRECIPITATION (IN)
  YESTERDAY        0.00          3.35 1996   0.12  -0.12     0.00
  MONTH TO DATE    0.93                      2.34  -1.41     1.37
  SINCE SEP 1      4.92                      5.92  -1.00     4.42
  SINCE JAN 1     33.27                     37.06  -3.79    26.86

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      0.0                       0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        6                        12     -6        0
  MONTH TO DATE   69                       176   -107      114
  SINCE SEP 1     94                       248   -154      146
  SINCE JUL 1     94                       253   -159      146

 COOLING
  YESTERDAY        0                         0      0        6
  MONTH TO DATE   47                         9     38       13
  SINCE SEP 1    197                       100     97      171
  SINCE JAN 1    965                       786    179     1118
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION    SW (230)
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION    SW (220)
  AVERAGE WIND SPEED     8.7


SKY COVER
  AVERAGE SKY COVER 0.2


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          1200 AM
 LOWEST     42          1200 PM
 AVERAGE    71

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


THE ISLIP NY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   62        74      1984
                                             1979
                                             1969
 MINIMUM TEMPERATURE (F)   44        30      1974


SUNRISE AND SUNSET
OCTOBER 20 2017.......SUNRISE   709 AM EDT   SUNSET   604 PM EDT
OCTOBER 21 2017.......SUNRISE   710 AM EDT   SUNSET   603 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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