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.

Fair

45°F

7°C

Humidity 86%
Wind Speed Calm
Barometer 30.25 in (1024.3 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 3 Nov 12:56 am EST
Extended Forecast for

Poquott NY

  • Overnight

    Overnight: Mostly cloudy, with a low around 46. Southwest wind around 5 mph.

    Low: 46 °F

    Mostly Cloudy

  • Monday

    Monday: A 50 percent chance of rain, mainly after 1pm. Mostly cloudy, with a high near 59. South wind 6 to 11 mph.

    High: 59 °F

    Slight Chance
    Rain then
    Chance Rain

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms before 10pm. Mostly cloudy during the early evening, then gradual clearing, with a low around 51. Windy, with a southwest wind 15 to 20 mph becoming west 26 to 31 mph in the evening.

    Low: 51 °F

    Windy. Chance
    Showers then
    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 57. Windy, with a west wind 21 to 28 mph.

    High: 57 °F

    Sunny and
    Windy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 50. West wind 10 to 14 mph.

    Low: 50 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain before 1am. Mostly cloudy, with a low around 49. Breezy.

    Low: 49 °F

    Chance Rain
    and Breezy

  • Thursday

    Thursday: Sunny, with a high near 54. Breezy.

    High: 54 °F

    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 46. Southwest wind around 5 mph.
Monday
A 50 percent chance of rain, mainly after 1pm. Mostly cloudy, with a high near 59. South wind 6 to 11 mph.
Monday Night
A 30 percent chance of showers and thunderstorms before 10pm. Mostly cloudy during the early evening, then gradual clearing, with a low around 51. Windy, with a southwest wind 15 to 20 mph becoming west 26 to 31 mph in the evening.
Tuesday
Sunny, with a high near 57. Windy, with a west wind 21 to 28 mph.
Tuesday Night
Mostly clear, with a low around 50. West wind 10 to 14 mph.
Wednesday
Partly sunny, with a high near 61.
Wednesday Night
A 30 percent chance of rain before 1am. Mostly cloudy, with a low around 49. Breezy.
Thursday
Sunny, with a high near 54. Breezy.
Thursday Night
Mostly clear, with a low around 44.
Friday
Partly sunny, with a high near 59.
Friday Night
Rain likely. Mostly cloudy, with a low around 55. Breezy. Chance of precipitation is 60%.
Saturday
Partly sunny, with a high near 59.
Saturday Night
Mostly cloudy, with a low around 47.
Sunday
A 40 percent chance of rain. Partly sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Poquott NY
 40.96°N 73.08°W (Elev. 3 ft)
Last Update:
1:07 am EST Nov 3, 2025
Forecast Valid:
1am EST Nov 3, 2025-6pm EST Nov 9, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation