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Hazardous Weather Conditions

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New York, NY Local Forecast Office

3NM SSW Islip NY

Marine Point Forecast

[NOTICE]

    • Tonight

      Tonight:WNW wind 10 to 13 kt becoming NNW 16 to 19 kt after midnight. Showers and possibly a thunderstorm before 11pm, then a chance of showers between 11pm and 2am, then rain likely after 2am. Seas around 1 ft.

      ⇑NNW 19kt
      1ft

    • Saturday

      Saturday:N wind 19 to 23 kt. Rain likely, mainly before 8am. Seas around 1 ft.

      N 23kt
      1ft

    • Saturday Night

      Saturday Night:N wind around 17 kt, with gusts as high as 23 kt. Mostly clear. Seas around 1 ft.

      N 17kt
      1ft

    • Sunday

      Sunday:NE wind 10 to 14 kt, with gusts as high as 22 kt. Sunny. Seas around 1 ft.

      NE 14kt
      1ft

    • Sunday Night

      Sunday Night:ENE wind 8 to 11 kt increasing to 12 to 15 kt after midnight. Mostly clear. Seas 1 ft or less.

      ⇑ENE 15kt
      < 1ft

    • Monday

      Monday:NE wind 17 to 20 kt, with gusts as high as 27 kt. Partly sunny. Seas around 1 ft.

      NE 20kt
      1ft

    • Monday Night

      Monday Night:NNE wind around 19 kt, with gusts as high as 26 kt. Mostly cloudy. Seas around 1 ft.

      NNE 19kt
      1ft

    • Tuesday

      Tuesday:NNE wind 15 to 19 kt, with gusts as high as 26 kt. Mostly cloudy. Seas around 1 ft.

      NNE 19kt
      1ft

    • Tuesday Night

      Tuesday Night:NNE wind 15 to 20 kt, with gusts as high as 27 kt. Mostly cloudy. Seas around 1 ft.

      NNE 20kt
      1ft


Associated Zone Forecast which includes this point

Last Update: 7:27 pm EDT Oct 16, 2026
Forecast Valid: 8pm EDT Oct 16, 2026-6pm EDT Oct 23, 2026

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Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY AFTERNOON...

Tonight
WNW wind 10 to 13 kt becoming NNW 16 to 19 kt after midnight. Showers and possibly a thunderstorm before 11pm, then a chance of showers between 11pm and 2am, then rain likely after 2am. Seas around 1 ft.
Saturday
N wind 19 to 23 kt. Rain likely, mainly before 8am. Seas around 1 ft.
Saturday Night
N wind around 17 kt, with gusts as high as 23 kt. Mostly clear. Seas around 1 ft.
Sunday
NE wind 10 to 14 kt, with gusts as high as 22 kt. Sunny. Seas around 1 ft.
Sunday Night
ENE wind 8 to 11 kt increasing to 12 to 15 kt after midnight. Mostly clear. Seas 1 ft or less.
Monday
NE wind 17 to 20 kt, with gusts as high as 27 kt. Partly sunny. Seas around 1 ft.
Monday Night
NNE wind around 19 kt, with gusts as high as 26 kt. Mostly cloudy. Seas around 1 ft.
Tuesday
NNE wind 15 to 19 kt, with gusts as high as 26 kt. Mostly cloudy. Seas around 1 ft.
Tuesday Night
NNE wind 15 to 20 kt, with gusts as high as 27 kt. Mostly cloudy. Seas around 1 ft.

Winds and waves may be higher in and near tstms.

*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: 40.69°N 73.26°W
Last Update: 7:27 pm EDT Oct 16, 2026
Forecast Valid: 8pm EDT Oct 16, 2026-6pm EDT Oct 23, 2026
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