Climatological Report (Daily)
Issued by NWS Upton, NY

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000
CDUS41 KOKX 212051
CLIISP


CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK NY
451 PM EDT SAT OCT 21 2017


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

...THE ISLIP NY CLIMATE SUMMARY FOR OCTOBER 21 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         76R  1108 AM  76    2016  61     15       76
                                      1963
  MINIMUM         47    559 AM  29    1974  44      3       64
  AVERAGE         62                        52     10       70

PRECIPITATION (IN)
  TODAY            0.00          1.51 1995   0.12  -0.12      T
  MONTH TO DATE    0.93                      2.58  -1.65     1.37
  SINCE SEP 1      4.92                      6.16  -1.24     4.42
  SINCE JAN 1     33.27                     37.30  -4.03    26.86

SNOWFALL (IN)
  TODAY            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
  TODAY            3                        13    -10        0
  MONTH TO DATE   77                       201   -124      114
  SINCE SEP 1    102                       273   -171      146
  SINCE JUL 1    102                       278   -176      146

 COOLING
  TODAY            0                         0      0        5
  MONTH TO DATE   47                         9     38       18
  SINCE SEP 1    197                       100     97      176
  SINCE JAN 1    965                       786    179     1123
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION    SW (210)
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION     S (180)
  AVERAGE WIND SPEED     4.2


SKY COVER
  AVERAGE SKY COVER 0.3


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           600 AM
 LOWEST     33          1100 AM
 AVERAGE    67

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


THE ISLIP NY CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   61        77      1979
 MINIMUM TEMPERATURE (F)   43        27      1974


SUNRISE AND SUNSET
OCTOBER 21 2017.......SUNRISE   710 AM EDT   SUNSET   603 PM EDT
OCTOBER 22 2017.......SUNRISE   712 AM EDT   SUNSET   601 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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