Climatological Report (Daily)
Issued by NWS Upton, NY

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000
CDUS41 KOKX 210619
CLIISP


CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK NY
118 AM EST TUE NOV 21 2017


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

...THE ISLIP NY CLIMATE SUMMARY FOR NOVEMBER 20 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         48    203 PM  66    1985  52     -4       53
  MINIMUM         35    638 AM  21    1986  36     -1       34
  AVERAGE         42                        44     -2       44

PRECIPITATION (IN)
  YESTERDAY        T             2.63 1988   0.12  -0.12     0.28
  MONTH TO DATE    1.51                      2.36  -0.85     0.86
  SINCE SEP 1     12.17                      9.73   2.44     6.82
  SINCE JAN 1     40.52                     40.87  -0.35    29.26

SNOWFALL (IN)
  YESTERDAY        T            MM      MM   0.1   -0.1       T
  MONTH TO DATE    T                         0.2   -0.2       T
  SINCE OCT 1      T                         0.2   -0.2       T
  SINCE JUL 1      T                         0.2   -0.2       T
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       23                        21      2       21
  MONTH TO DATE  359                       366     -7      304
  SINCE SEP 1    528                       781   -253      581
  SINCE JUL 1    528                       786   -258      581

 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    26   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    34   HIGHEST GUST DIRECTION     W (290)
  AVERAGE WIND SPEED    12.1


SKY COVER
  AVERAGE SKY COVER 0.5


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT SNOW


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    70           100 AM
 LOWEST     37           200 PM
 AVERAGE    54

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


THE ISLIP NY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   51        65      1991
 MINIMUM TEMPERATURE (F)   36        18      1987


SUNRISE AND SUNSET
NOVEMBER 21 2017......SUNRISE   647 AM EST   SUNSET   430 PM EST
NOVEMBER 22 2017......SUNRISE   648 AM EST   SUNSET   429 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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