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New York, NY Local Forecast Office

14NM SSE Islip NY

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:Variable winds 5 kt or less. A chance of rain after 4am.  Areas of fog.  Seas around 4 ft.

      Light Wind
      4ft

    • Thursday

      Thursday:Variable winds less than 5 kt becoming ENE 8 to 13 kt in the morning. Rain, mainly after 7am.   Seas around 3 ft.

      ⇑ENE 13kt
      3ft

    • Thursday Night

      Thursday Night:ENE wind 16 to 20 kt. Rain.   Seas 4 to 5 ft.

      ENE 20kt
      4-5ft

    • Friday

      Friday:NE wind 12 to 17 kt. A chance of rain before 1pm.   Seas 4 to 5 ft.

      NE 17kt
      4-5ft

    • Friday Night

      Friday Night:ENE wind 5 to 9 kt becoming E after midnight. A slight chance of showers after 1am.   Seas around 4 ft.

      ENE 9kt
      4ft

    • Saturday

      Saturday:SE wind 6 to 9 kt becoming SSW 11 to 16 kt in the afternoon. Cloudy. Seas around 4 ft.

      ⇑SSW 16kt
      4ft

    • Saturday Night

      Saturday Night:SSW wind 18 to 21 kt becoming WSW 14 to 17 kt after midnight. Showers likely, mainly before 1am.   Seas 5 to 6 ft.

      SSW 21kt⇓
      5-6ft

    • Sunday

      Sunday:W wind around 10 kt becoming SW in the afternoon. Mostly cloudy. Seas 4 to 5 ft.

      W 10kt
      4-5ft

    • Sunday Night

      Sunday Night:SSW wind 9 to 11 kt becoming WSW after midnight. Partly cloudy. Seas 3 to 4 ft.

      SW 11kt
      3-4ft


Associated Zone Forecast which includes this point

Last Update: 9:52 pm EST Mar 4, 2026
Forecast Valid: 10pm EST Mar 4, 2026-6pm EDT Mar 11, 2026

View Nearby Observations

Detailed Forecast


Tonight
Variable winds 5 kt or less. A chance of rain after 4am. Areas of fog. Seas around 4 ft.
Thursday
Variable winds less than 5 kt becoming ENE 8 to 13 kt in the morning. Rain, mainly after 7am. Seas around 3 ft.
Thursday Night
ENE wind 16 to 20 kt. Rain. Seas 4 to 5 ft.
Friday
NE wind 12 to 17 kt. A chance of rain before 1pm. Seas 4 to 5 ft.
Friday Night
ENE wind 5 to 9 kt becoming E after midnight. A slight chance of showers after 1am. Seas around 4 ft.
Saturday
SE wind 6 to 9 kt becoming SSW 11 to 16 kt in the afternoon. Cloudy. Seas around 4 ft.
Saturday Night
SSW wind 18 to 21 kt becoming WSW 14 to 17 kt after midnight. Showers likely, mainly before 1am. Seas 5 to 6 ft.
Sunday
W wind around 10 kt becoming SW in the afternoon. Mostly cloudy. Seas 4 to 5 ft.
Sunday Night
SSW wind 9 to 11 kt becoming WSW after midnight. Partly cloudy. Seas 3 to 4 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: 40.5°N 73.15°W
Last Update: 9:52 pm EST Mar 4, 2026
Forecast Valid: 10pm EST Mar 4, 2026-6pm EDT Mar 11, 2026
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