Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Mostly Cloudy

81°F

27°C

Humidity 45%
Wind Speed S 7 mph
Barometer 30.10 in (1019.3 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 4 Aug 3:56 pm EDT
Extended Forecast for

Poquott NY

  • Tonight

    Tonight: Mostly cloudy, with a low around 68. South wind around 5 mph becoming calm  in the evening.

    Low: 68 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 80. Calm wind becoming south around 5 mph in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms, then a chance of showers after 11pm.  Mostly cloudy, with a low around 72. South wind around 7 mph.  Chance of precipitation is 40%.

    Low: 72 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers before 8am, then a slight chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 84. Southwest wind 5 to 9 mph.  Chance of precipitation is 30%.

    High: 84 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am.  Partly cloudy, with a low around 74. Southwest wind 7 to 10 mph.  Chance of precipitation is 30%.

    Low: 74 °F

    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers after 2pm.  Mostly sunny, with a high near 85.

    High: 85 °F

    Sunny then
    Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers before 8pm.  Mostly cloudy, with a low around 73.

    Low: 73 °F

    Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 73.

    Low: 73 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 68. South wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 80. Calm wind becoming south around 5 mph in the afternoon.
Wednesday Night
A slight chance of showers and thunderstorms, then a chance of showers after 11pm. Mostly cloudy, with a low around 72. South wind around 7 mph. Chance of precipitation is 40%.
Thursday
A chance of showers before 8am, then a slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 84. Southwest wind 5 to 9 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Partly cloudy, with a low around 74. Southwest wind 7 to 10 mph. Chance of precipitation is 30%.
Friday
A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 85.
Friday Night
A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 73.
Saturday
Mostly sunny, with a high near 86.
Saturday Night
Mostly cloudy, with a low around 73.
Sunday
Mostly sunny, with a high near 86.
Sunday Night
Partly cloudy, with a low around 73.
Monday
Sunny, with a high near 87.
Monday Night
Partly cloudy, with a low around 73.
Tuesday
A 40 percent chance of showers. Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
Poquott NY
 40.96°N 73.08°W (Elev. 3 ft)
4:10 pm EDT Aug 4, 2026
4pm EDT Aug 4, 2026-6pm EDT Aug 11, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database