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New York, NY Local Forecast Office

14NM N Islip NY

Marine Point Forecast

[NOTICE]
    • Today

      Today:Variable winds less than 5 kt becoming W 5 to 8 kt in the afternoon. Mostly cloudy. Seas 1 ft or less.

      ⇑W 8kt
      < 1ft

    • Tonight

      Tonight:W wind 8 to 12 kt becoming NNW after midnight. Partly cloudy. Seas around 1 ft.

      W 12kt
      1ft

    • Sunday

      Sunday:N wind around 6 kt becoming variable and less than 5 kt. Partly sunny. Seas 1 ft or less.

      N 6kt⇓
      < 1ft

    • Sunday Night

      Sunday Night:WSW wind 8 to 11 kt becoming NW 19 to 24 kt. Mostly cloudy. Seas 1 ft or less building to 2 ft.

      ⇑NW 24kt
      Waves Building2ft

    • Monday

      Monday:NNW wind 22 to 25 kt decreasing to 16 to 19 kt in the afternoon. Mostly sunny. Seas 2 to 3 ft.

      NNW 25kt⇓
      2-3ft

    • Monday Night

      Monday Night:N wind 13 to 16 kt decreasing to 8 to 11 kt after midnight. Partly cloudy. Seas 1 to 2 ft.

      N 16kt⇓
      1-2ft

    • Tuesday

      Tuesday:N wind 5 to 8 kt becoming SSW 10 to 13 kt in the morning. Partly sunny. Seas 1 ft or less.

      ⇑SSW 13kt
      < 1ft

    • Tuesday Night

      Tuesday Night:SW wind 15 to 19 kt. Mostly cloudy. Seas 1 to 2 ft.

      SW 19kt
      1-2ft

    • Wednesday

      Wednesday:SSW wind 13 to 18 kt. A chance of rain.   Seas around 1 ft.

      SSW 18kt
      1ft


Associated Zone Forecast which includes this point

Last Update: 7:42 am EST Dec 6, 2025
Forecast Valid: 8am EST Dec 6, 2025-6pm EST Dec 12, 2025

View Nearby Observations

Detailed Forecast


Today
Variable winds less than 5 kt becoming W 5 to 8 kt in the afternoon. Mostly cloudy. Seas 1 ft or less.
Tonight
W wind 8 to 12 kt becoming NNW after midnight. Partly cloudy. Seas around 1 ft.
Sunday
N wind around 6 kt becoming variable and less than 5 kt. Partly sunny. Seas 1 ft or less.
Sunday Night
WSW wind 8 to 11 kt becoming NW 19 to 24 kt. Mostly cloudy. Seas 1 ft or less building to 2 ft.
Monday
NNW wind 22 to 25 kt decreasing to 16 to 19 kt in the afternoon. Mostly sunny. Seas 2 to 3 ft.
Monday Night
N wind 13 to 16 kt decreasing to 8 to 11 kt after midnight. Partly cloudy. Seas 1 to 2 ft.
Tuesday
N wind 5 to 8 kt becoming SSW 10 to 13 kt in the morning. Partly sunny. Seas 1 ft or less.
Tuesday Night
SW wind 15 to 19 kt. Mostly cloudy. Seas 1 to 2 ft.
Wednesday
SSW wind 13 to 18 kt. A chance of rain. 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: 40.96°N 73.26°W
Last Update: 7:42 am EST Dec 6, 2025
Forecast Valid: 8am EST Dec 6, 2025-6pm EST Dec 12, 2025
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