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Hazardous Weather Conditions

For More Weather Information:

New York, NY Local Forecast Office

12NM NW Islip NY

Marine Point Forecast

[NOTICE]

    • Tonight

      Tonight:ENE wind 13 to 16 kt increasing to 16 to 19 kt after midnight. A chance of showers, mainly between midnight and 2am. Seas 1 to 2 ft.

      ⇑ENE 19kt
      1-2ft

    • Sunday

      Sunday:NE wind around 23 kt, with gusts as high as 38 kt. Rain, mainly after noon. Seas around 2 ft.

      NE 23kt
      2ft

    • Sunday Night

      Sunday Night:NE wind 24 to 28 kt, with gusts as high as 46 kt. Rain. The rain could be heavy at times. Seas around 2 ft.

      NE 28kt
      2ft

    • Columbus Day

      Columbus Day:NE wind 24 to 28 kt, with gusts as high as 44 kt. Rain, with thunderstorms also possible after noon. Some of the storms could produce heavy rainfall. Seas around 2 ft.

      NE 28kt
      2ft

    • Monday Night

      Monday Night:NE wind 23 to 25 kt, with gusts as high as 33 kt. Rain. Seas around 2 ft.

      NE 25kt
      2ft

    • Tuesday

      Tuesday:N wind 17 to 20 kt decreasing to 13 to 16 kt in the afternoon. Winds could gust as high as 28 kt. A chance of showers before 8am. Seas 1 to 2 ft.

      N 20kt⇓
      1-2ft

    • Tuesday Night

      Tuesday Night:NNW wind around 9 kt. Partly cloudy. Seas around 1 ft.

      NNW 9kt
      1ft

    • Wednesday

      Wednesday:NNW wind around 12 kt. Sunny. Seas around 1 ft.

      NNW 12kt
      1ft

    • Wednesday Night

      Wednesday Night:NNW wind 12 to 14 kt. Mostly clear. Seas around 1 ft.

      NNW 14kt
      1ft


Associated Zone Forecast which includes this point

Last Update: 4:09 pm EDT Oct 11, 2025
Forecast Valid: 9pm EDT Oct 11, 2025-6pm EDT Oct 18, 2025

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Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT EDT TONIGHT

Tonight
ENE wind 13 to 16 kt increasing to 16 to 19 kt after midnight. A chance of showers, mainly between midnight and 2am. Seas 1 to 2 ft.
Sunday
NE wind around 23 kt, with gusts as high as 38 kt. Rain, mainly after noon. Seas around 2 ft.
Sunday Night
NE wind 24 to 28 kt, with gusts as high as 46 kt. Rain. The rain could be heavy at times. Seas around 2 ft.
Columbus Day
NE wind 24 to 28 kt, with gusts as high as 44 kt. Rain, with thunderstorms also possible after noon. Some of the storms could produce heavy rainfall. Seas around 2 ft.
Monday Night
NE wind 23 to 25 kt, with gusts as high as 33 kt. Rain. Seas around 2 ft.
Tuesday
N wind 17 to 20 kt decreasing to 13 to 16 kt in the afternoon. Winds could gust as high as 28 kt. A chance of showers before 8am. Seas 1 to 2 ft.
Tuesday Night
NNW wind around 9 kt. Partly cloudy. Seas around 1 ft.
Wednesday
NNW wind around 12 kt. Sunny. Seas around 1 ft.
Wednesday Night
NNW wind 12 to 14 kt. Mostly clear. 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: 40.91°N 73.39°W
Last Update: 4:09 pm EDT Oct 11, 2025
Forecast Valid: 9pm EDT Oct 11, 2025-6pm EDT Oct 18, 2025
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