7-Day Forecast 40.73°N 73.19°W (Text-Only)
NWS Forecast for: East Islip NY
Issued by: National Weather Service New York, NY
Last Update: 6:14 pm EDT Jul 12, 2025
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  • Overnight

    Overnight: Mostly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Mostly Cloudy


  • Sunday

    Sunday: Partly sunny, with a high near 80. East wind 5 to 9 mph.

    High: 80 °F

    Partly Sunny


  • Sunday
    Night

    Sunday Night: Mostly cloudy, with a low around 71. Southeast wind around 6 mph becoming calm  in the evening.

    Low: 71 °F

    Mostly Cloudy


  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 82. South wind 3 to 8 mph.

    High: 82 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday
    Night

    Monday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers.  Mostly cloudy, with a low around 72. South wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 30%.

    Low: 72 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Sunny, with a high near 87.

    High: 87 °F

    Sunny


  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 74.

    Low: 74 °F

    Partly Cloudy


  • Wednesday

    Wednesday: Sunny, with a high near 87.

    High: 87 °F

    Sunny


  • Wednesday
    Night

    Wednesday Night: Mostly cloudy, with a low around 74.

    Low: 74 °F

    Mostly Cloudy




  • Overnight: Mostly cloudy, with a low around 70. Calm wind.

    Sunday: Partly sunny, with a high near 80. East wind 5 to 9 mph.

    Sunday Night: Mostly cloudy, with a low around 71. Southeast wind around 6 mph becoming calm in the evening.

    Monday: A 30 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 82. South wind 3 to 8 mph.

    Monday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 72. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%.

    Tuesday: Sunny, with a high near 87.

    Tuesday Night: Partly cloudy, with a low around 74.

    Wednesday: Sunny, with a high near 87.

    Wednesday Night: Mostly cloudy, with a low around 74.

    Thursday: A 30 percent chance of showers after 2pm. Partly sunny, with a high near 87.

    Thursday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 74.

    Friday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.

    Friday Night: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72.

    Saturday: A 30 percent chance of showers. Partly sunny, with a high near 84.



    East Islip NY
     40.73°N 73.19°W (Elev. 16 ft)

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