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Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Light Rain Fog/Mist

38°F

3°C

Humidity 86%
Wind Speed NE 7 mph
Barometer 30.61 in (1036.4 mb)
Dewpoint 34°F (1°C)
Visibility 3.00 mi
Wind Chill33°F (1°C)
Last update 22 Feb 4:56 pm EST
Extended Forecast for

Port Jefferson NY

  • This
    Afternoon

    This Afternoon: Rain likely.  Cloudy, with a steady temperature around 37. Wind chill values between 30 and 35. Northeast wind around 13 mph.  Chance of precipitation is 70%.

    Rain Likely

    High: 37 °F

  • Tonight

    Tonight: Rain likely, mainly before 7pm.  Cloudy, with a low around 33. Wind chill values between 25 and 30. Northeast wind 11 to 13 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Rain Likely
    then Mostly
    Cloudy

    Low: 33 °F

  • Friday

    Friday: Rain, mainly after 1pm.  Patchy fog after 1pm. High near 43. Wind chill values between 25 and 35. East wind 8 to 11 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Slight Chance
    Rain then
    Rain and
    Patchy Fog

    High: 43 °F

  • Friday
    Night

    Friday Night: Rain likely, mainly before 10pm, then a slight chance of showers after 1am.  Patchy fog.  Otherwise, cloudy, with a temperature rising to around 43 by 1am. Southeast wind 6 to 8 mph becoming west after midnight.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Rain Likely
    and Patchy
    Fog then
    Chance Rain
    and Patchy
    Fog

    Low: 40 °F

  • Saturday

    Saturday: A 30 percent chance of rain, mainly after 2pm.  Patchy fog before 9am.  Otherwise, mostly cloudy, with a high near 51. West wind around 5 mph becoming calm  in the morning.

    Chance Rain
    and Patchy
    Fog

    High: 51 °F

  • Saturday
    Night

    Saturday Night: Rain likely, mainly after midnight.  Cloudy, with a low around 40. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Rain Likely

    Low: 40 °F

  • Sunday

    Sunday: Rain, mainly before 4pm.  Patchy fog after noon. High near 50. Chance of precipitation is 80%.

    Rain and
    Patchy Fog

    High: 50 °F

  • Sunday
    Night

    Sunday Night: A 30 percent chance of rain before 7pm.  Mostly cloudy, with a low around 41.

    Chance Rain
    then Mostly
    Cloudy

    Low: 41 °F

  • Monday

    Monday: Mostly sunny, with a high near 50.

    Mostly Sunny

    High: 50 °F

Detailed Forecast

This Afternoon
Rain likely. Cloudy, with a steady temperature around 37. Wind chill values between 30 and 35. Northeast wind around 13 mph. Chance of precipitation is 70%.
Tonight
Rain likely, mainly before 7pm. Cloudy, with a low around 33. Wind chill values between 25 and 30. Northeast wind 11 to 13 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain, mainly after 1pm. Patchy fog after 1pm. High near 43. Wind chill values between 25 and 35. East wind 8 to 11 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Rain likely, mainly before 10pm, then a slight chance of showers after 1am. Patchy fog. Otherwise, cloudy, with a temperature rising to around 43 by 1am. Southeast wind 6 to 8 mph becoming west after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A 30 percent chance of rain, mainly after 2pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 51. West wind around 5 mph becoming calm in the morning.
Saturday Night
Rain likely, mainly after midnight. Cloudy, with a low around 40. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Rain, mainly before 4pm. Patchy fog after noon. High near 50. Chance of precipitation is 80%.
Sunday Night
A 30 percent chance of rain before 7pm. Mostly cloudy, with a low around 41.
Monday
Mostly sunny, with a high near 50.
Monday Night
Mostly clear, with a low around 35.
Tuesday
Sunny, with a high near 48.
Tuesday Night
Mostly clear, with a low around 34.
Wednesday
Sunny, with a high near 48.
Wednesday Night
Partly cloudy, with a low around 33.
Thursday
A chance of rain. Partly sunny, with a high near 46.
Click Map For Forecast
Point Forecast:
Port Jefferson NY
 40.95°N 73.05°W (Elev. 151 ft)
3:25 pm EST Feb 22, 2018
5pm EST Feb 22, 2018-6pm EST Mar 1, 2018
 
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Additional Resources

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