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

Hazardous Weather Conditions

Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Mostly Cloudy

50°F

10°C

Humidity 59%
Wind Speed Calm
Barometer 30.11 in (1019.7 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 5 Nov 7:56 am EST
Extended Forecast for

East Setauket NY

High Wind Watch November 5, 09:00pm until November 6, 08:00am
Click here for hazard details and duration
High Wind Watch

  • Today

    Today: Partly sunny, with a high near 63. Southwest wind 7 to 15 mph, with gusts as high as 29 mph.

    High: 63 °F

    Partly Sunny

  • Tonight

    Tonight: A slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 47. Windy, with a southwest wind 15 to 20 mph becoming west 29 to 34 mph after midnight. Winds could gust as high as 55 mph. Chance of precipitation is 20%.

    Low: 47 °F

    Slight Chance
    Showers and
    Windy

  • Thursday

    Thursday: Sunny, with a high near 54. Breezy, with a northwest wind 14 to 22 mph, with gusts as high as 36 mph.

    High: 54 °F

    Sunny and
    Breezy then
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 38. Northwest wind 5 to 10 mph becoming light after midnight.

    Low: 38 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 61. South wind 5 to 14 mph, with gusts as high as 24 mph.

    High: 61 °F

    Partly Sunny

  • Friday Night

    Friday Night: Showers likely, mainly between 1am and 5am, then rain likely after 5am. Cloudy, with a low around 53. Chance of precipitation is 70%.

    Low: 53 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday

    Saturday: Rain likely, mainly before 7am. Partly sunny, with a high near 64. Chance of precipitation is 60%.

    High: 64 °F

    Rain Likely
    then Chance
    Rain

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Sunday

    Sunday: A 50 percent chance of rain. Mostly cloudy, with a high near 62.

    High: 62 °F

    Chance Rain

Detailed Forecast

Today
Partly sunny, with a high near 63. Southwest wind 7 to 15 mph, with gusts as high as 29 mph.
Tonight
A slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 47. Windy, with a southwest wind 15 to 20 mph becoming west 29 to 34 mph after midnight. Winds could gust as high as 55 mph. Chance of precipitation is 20%.
Thursday
Sunny, with a high near 54. Breezy, with a northwest wind 14 to 22 mph, with gusts as high as 36 mph.
Thursday Night
Mostly clear, with a low around 38. Northwest wind 5 to 10 mph becoming light after midnight.
Friday
Partly sunny, with a high near 61. South wind 5 to 14 mph, with gusts as high as 24 mph.
Friday Night
Showers likely, mainly between 1am and 5am, then rain likely after 5am. Cloudy, with a low around 53. Chance of precipitation is 70%.
Saturday
Rain likely, mainly before 7am. Partly sunny, with a high near 64. Chance of precipitation is 60%.
Saturday Night
Partly cloudy, with a low around 48.
Sunday
A 50 percent chance of rain. Mostly cloudy, with a high near 62.
Sunday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 41.
Monday
A 30 percent chance of rain. Partly sunny, with a high near 49.
Monday Night
Partly cloudy, with a low around 33.
Veterans Day
Mostly sunny, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
East Setauket NY
 40.94°N 73.11°W (Elev. 52 ft)
Last Update:
5:39 am EST Nov 5, 2025
Forecast Valid:
8am EST Nov 5, 2025-6pm EST Nov 11, 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