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New York, NY Local Forecast Office

12NM NNE Islip NY

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:NNE wind 13 to 17 kt, with gusts as high as 28 kt. Rain, mainly before 4pm.   Seas 2 to 3 ft.

      NNE 17kt
      2-3ft

    • Tonight

      Tonight:N wind around 12 kt. A chance of rain, mainly before 7pm.   Seas around 2 ft.

      N 12kt
      2ft

    • Saturday

      Saturday:NW wind around 12 kt. Mostly sunny. Seas around 2 ft.

      NW 12kt
      2ft

    • Saturday Night

      Saturday Night:WNW wind around 13 kt. Partly cloudy. Seas around 2 ft.

      WNW 13kt
      2ft

    • Sunday

      Sunday:NW wind around 13 kt, with gusts as high as 20 kt. Mostly sunny. Seas around 2 ft.

      NW 13kt
      2ft

    • Sunday Night

      Sunday Night:NNW wind 9 to 11 kt. Mostly clear. Seas 1 to 2 ft.

      NNW 11kt
      1-2ft

    • Monday

      Monday:NW wind 7 to 9 kt. Sunny. Seas around 1 ft.

      NW 9kt
      1ft

    • Monday Night

      Monday Night:NNW wind around 6 kt. Mostly clear. Seas 1 ft or less.

      NNW 6kt
      < 1ft

    • Tuesday

      Tuesday:W wind around 6 kt. Sunny. Seas 1 ft or less.

      W 6kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 5:44 am EST Nov 13, 2026
Forecast Valid: 12pm EST Nov 13, 2026-6pm EST Nov 19, 2026

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Detailed Forecast

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

This Afternoon
NNE wind 13 to 17 kt, with gusts as high as 28 kt. Rain, mainly before 4pm. Seas 2 to 3 ft.
Tonight
N wind around 12 kt. A chance of rain, mainly before 7pm. Seas around 2 ft.
Saturday
NW wind around 12 kt. Mostly sunny. Seas around 2 ft.
Saturday Night
WNW wind around 13 kt. Partly cloudy. Seas around 2 ft.
Sunday
NW wind around 13 kt, with gusts as high as 20 kt. Mostly sunny. Seas around 2 ft.
Sunday Night
NNW wind 9 to 11 kt. Mostly clear. Seas 1 to 2 ft.
Monday
NW wind 7 to 9 kt. Sunny. Seas around 1 ft.
Monday Night
NNW wind around 6 kt. Mostly clear. Seas 1 ft or less.
Tuesday
W wind around 6 kt. Sunny. Seas 1 ft or less.

*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: 40.92°N 73.18°W
Last Update: 5:44 am EST Nov 13, 2026
Forecast Valid: 12pm EST Nov 13, 2026-6pm EST Nov 19, 2026
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