National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Partly Cloudy

40°F

4°C

Humidity 51%
Wind Speed W 16 G 24 mph
Barometer 29.78 in (1008.5 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 11 Jan 5:56 pm EST
Extended Forecast for

Poquott NY

  • Tonight

    Tonight: A 30 percent chance of showers before 7pm. Partly cloudy, with a low around 32. Wind chill values between 20 and 30. Windy, with a west wind 21 to 30 mph.

    Low: 32 °F

    Windy. Chance
    Showers then
    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 40. Wind chill values between 20 and 30. Breezy, with a southwest wind 15 to 22 mph.

    High: 40 °F

    Sunny and
    Breezy then
    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 35. Southwest wind 11 to 15 mph.

    Low: 35 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 43. West wind around 10 mph.

    High: 43 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 40. South wind 11 to 15 mph.

    Low: 40 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of rain before 1pm. Mostly cloudy, with a high near 45.

    High: 45 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain after 1am. Cloudy, with a low around 37.

    Low: 37 °F

    Cloudy then
    Chance Rain

  • Thursday

    Thursday: A 40 percent chance of rain. Mostly cloudy, with a high near 41.

    High: 41 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A chance of rain and snow before 1am, then a chance of snow. Mostly cloudy, with a low around 26. Blustery. Chance of precipitation is 40%.

    Low: 26 °F

    Chance
    Rain/Snow and
    Blustery

Detailed Forecast

Tonight
A 30 percent chance of showers before 7pm. Partly cloudy, with a low around 32. Wind chill values between 20 and 30. Windy, with a west wind 21 to 30 mph.
Monday
Mostly sunny, with a high near 40. Wind chill values between 20 and 30. Breezy, with a southwest wind 15 to 22 mph.
Monday Night
Partly cloudy, with a low around 35. Southwest wind 11 to 15 mph.
Tuesday
Sunny, with a high near 43. West wind around 10 mph.
Tuesday Night
Mostly cloudy, with a low around 40. South wind 11 to 15 mph.
Wednesday
A 30 percent chance of rain before 1pm. Mostly cloudy, with a high near 45.
Wednesday Night
A 40 percent chance of rain after 1am. Cloudy, with a low around 37.
Thursday
A 40 percent chance of rain. Mostly cloudy, with a high near 41.
Thursday Night
A chance of rain and snow before 1am, then a chance of snow. Mostly cloudy, with a low around 26. Blustery. Chance of precipitation is 40%.
Friday
Partly sunny, with a high near 34. Breezy.
Friday Night
Partly cloudy, with a low around 28.
Saturday
Mostly sunny, with a high near 37.
Saturday Night
Mostly cloudy, with a low around 31.
Sunday
A chance of rain and snow. Partly sunny, with a high near 36. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Poquott NY
 40.96°N 73.08°W (Elev. 3 ft)
Last Update:
1:42 pm EST Jan 11, 2026
Forecast Valid:
6pm EST Jan 11, 2026-6pm EST Jan 18, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation