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New York, NY Local Forecast Office

10NM E Islip NY

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:N wind 8 to 11 kt. Mostly clear. Seas around 1 ft.

      N 11kt
      1ft

    • Saturday

      Saturday:N wind around 6 kt becoming SW in the afternoon. Sunny. Seas around 1 ft.

      N 6kt
      1ft

    • Saturday Night

      Saturday Night:Variable winds less than 5 kt becoming SSW 5 to 8 kt after midnight. Partly cloudy. Seas 1 ft or less.

      ⇑SSW 8kt
      < 1ft

    • Sunday

      Sunday:S wind 10 to 13 kt increasing to 14 to 17 kt in the afternoon. Mostly sunny. Seas 1 ft or less.

      ⇑S 17kt
      < 1ft

    • Sunday Night

      Sunday Night:S wind 20 to 22 kt, with gusts as high as 28 kt. Showers, with thunderstorms also possible after 5am.   Seas around 1 ft.

      S 22kt
      1ft

    • Monday

      Monday:S wind 18 to 20 kt becoming WSW in the afternoon. Winds could gust as high as 27 kt. Showers, mainly before 8am.   Seas 1 to 2 ft.

      S 20kt
      1-2ft

    • Monday Night

      Monday Night:W wind 13 to 15 kt. Partly cloudy. Seas around 1 ft.

      W 15kt
      1ft

    • Tuesday

      Tuesday:W wind 11 to 15 kt becoming SSW in the afternoon. Winds could gust as high as 21 kt. Sunny. Seas around 1 ft.

      SSW 15kt
      1ft

    • Tuesday Night

      Tuesday Night:SSW wind 12 to 14 kt. A chance of showers.   Seas around 1 ft.

      SSW 14kt
      1ft


Associated Zone Forecast which includes this point

Last Update: 4:43 pm EDT Oct 17, 2025
Forecast Valid: 6pm EDT Oct 17, 2025-6pm EDT Oct 24, 2025

View Nearby Observations

Detailed Forecast


Tonight
N wind 8 to 11 kt. Mostly clear. Seas around 1 ft.
Saturday
N wind around 6 kt becoming SW in the afternoon. Sunny. Seas around 1 ft.
Saturday Night
Variable winds less than 5 kt becoming SSW 5 to 8 kt after midnight. Partly cloudy. Seas 1 ft or less.
Sunday
S wind 10 to 13 kt increasing to 14 to 17 kt in the afternoon. Mostly sunny. Seas 1 ft or less.
Sunday Night
S wind 20 to 22 kt, with gusts as high as 28 kt. Showers, with thunderstorms also possible after 5am. Seas around 1 ft.
Monday
S wind 18 to 20 kt becoming WSW in the afternoon. Winds could gust as high as 27 kt. Showers, mainly before 8am. Seas 1 to 2 ft.
Monday Night
W wind 13 to 15 kt. Partly cloudy. Seas around 1 ft.
Tuesday
W wind 11 to 15 kt becoming SSW in the afternoon. Winds could gust as high as 21 kt. Sunny. Seas around 1 ft.
Tuesday Night
SSW wind 12 to 14 kt. A chance of showers. Seas around 1 ft.

*Notices:

  1. This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
  2. The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.
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ABOUT THIS FORECAST

Point Forecast: 40.72°N 72.98°W
Last Update: 4:43 pm EDT Oct 17, 2025
Forecast Valid: 6pm EDT Oct 17, 2025-6pm EDT Oct 24, 2025
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