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New York, NY Local Forecast Office

10NM E Islip NY

Marine Point Forecast

[NOTICE]
    • Sunday

      Sunday:S wind 11 to 16 kt becoming SSW 16 to 21 kt in the afternoon. Rain, mainly after 1pm.   Seas 1 to 2 ft.

      ⇑SSW 21kt
      1-2ft

      Small Craft Advisory
      Small Craft Advisory

    • Sunday Night

      Sunday Night:SW wind 18 to 21 kt becoming W after midnight. A chance of rain before 10pm.   Seas around 2 ft.

      SW 21kt
      2ft

      Small Craft Advisory
      Small Craft Advisory

    • Monday

      Monday:NW wind 14 to 17 kt becoming NNW 11 to 14 kt in the afternoon. Sunny. Seas 1 to 2 ft.

      NW 17kt⇓
      1-2ft

    • Monday Night

      Monday Night:N wind 5 to 8 kt becoming variable and less than 5 kt. Increasing clouds. Seas 1 ft or less.

      N 8kt⇓
      < 1ft

    • Tuesday

      Tuesday:SSE wind 8 to 11 kt becoming N 11 to 14 kt in the afternoon. Rain.   Seas 1 to 2 ft.

      ⇑N 14kt
      1-2ft

    • Tuesday Night

      Tuesday Night:NNW wind 18 to 20 kt. A chance of rain before 1am.   Seas around 2 ft.

      NNW 20kt
      2ft

    • Wednesday

      Wednesday:NNW wind 12 to 15 kt becoming WNW 9 to 12 kt in the afternoon. Sunny. Seas 1 to 2 ft.

      NNW 15kt⇓
      1-2ft

    • Wednesday Night

      Wednesday Night:WSW wind 7 to 10 kt increasing to 11 to 14 kt after midnight. Partly cloudy. Seas 1 to 2 ft.

      ⇑WSW 14kt
      1-2ft

    • Thursday

      Thursday:WSW wind 15 to 18 kt increasing to 21 to 24 kt in the afternoon. Winds could gust as high as 30 kt. Partly sunny. Seas around 2 ft.

      ⇑WSW 24kt
      2ft


Associated Zone Forecast which includes this point

Last Update: 1:09 am EST Nov 30, 2025
Forecast Valid: 1am EST Nov 30, 2025-6pm EST Dec 6, 2025

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Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH

Sunday
S wind 11 to 16 kt becoming SSW 16 to 21 kt in the afternoon. Rain, mainly after 1pm. Seas 1 to 2 ft.
Sunday Night
SW wind 18 to 21 kt becoming W after midnight. A chance of rain before 10pm. Seas around 2 ft.
Monday
NW wind 14 to 17 kt becoming NNW 11 to 14 kt in the afternoon. Sunny. Seas 1 to 2 ft.
Monday Night
N wind 5 to 8 kt becoming variable and less than 5 kt. Increasing clouds. Seas 1 ft or less.
Tuesday
SSE wind 8 to 11 kt becoming N 11 to 14 kt in the afternoon. Rain. Seas 1 to 2 ft.
Tuesday Night
NNW wind 18 to 20 kt. A chance of rain before 1am. Seas around 2 ft.
Wednesday
NNW wind 12 to 15 kt becoming WNW 9 to 12 kt in the afternoon. Sunny. Seas 1 to 2 ft.
Wednesday Night
WSW wind 7 to 10 kt increasing to 11 to 14 kt after midnight. Partly cloudy. Seas 1 to 2 ft.
Thursday
WSW wind 15 to 18 kt increasing to 21 to 24 kt in the afternoon. Winds could gust as high as 30 kt. Partly sunny. Seas around 2 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: 1:09 am EST Nov 30, 2025
Forecast Valid: 1am EST Nov 30, 2025-6pm EST Dec 6, 2025
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