Climatological Report (Daily)
Issued by NWS Upton, NY

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503
CDUS41 KOKX 262036
CLIISP


CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK NY
436 PM EDT TUE SEP 26 2017


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

...THE ISLIP NY CLIMATE SUMMARY FOR SEPTEMBER 26 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         81    101 PM  85    1970  70     11       70
  MINIMUM         65    644 AM  40    1987  53     12       46
                                      1963
  AVERAGE         73                        62     11       58

PRECIPITATION (IN)
  TODAY            0.00          2.39 2008   0.12  -0.12     0.00
  MONTH TO DATE    3.29                      3.06   0.23     2.54
  SINCE SEP 1      3.29                      3.06   0.23     2.54
  SINCE JAN 1     31.64                     34.20  -2.56    24.98

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     39.3                      24.8   14.5     41.4
  SINCE JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY            0                         4     -4        7
  MONTH TO DATE   14                        50    -36       20
  SINCE SEP 1     14                        50    -36       20
  SINCE JUL 1     14                        55    -41       20

 COOLING
  TODAY            8                         1      7        0
  MONTH TO DATE  134                        87     47      156
  SINCE SEP 1    134                        87     47      156
  SINCE JAN 1    902                       773    129     1103
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION    SE (150)
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION    SE (140)
  AVERAGE WIND SPEED     4.1


SKY COVER
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  FOG
  FOG W/VISIBILITY <= 1/4 MILE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           100 AM
 LOWEST     69           100 PM
 AVERAGE    85

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


THE ISLIP NY CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   70        86      1998
 MINIMUM TEMPERATURE (F)   53        38      1965


SUNRISE AND SUNSET
SEPTEMBER 26 2017.....SUNRISE   644 AM EDT   SUNSET   642 PM EDT
SEPTEMBER 27 2017.....SUNRISE   645 AM EDT   SUNSET   641 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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