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New York, NY Local Forecast Office

10NM E Islip NY

Marine Point Forecast

[NOTICE]
    • Thursday

      Thursday:NNW wind 15 to 19 kt, with gusts as high as 25 kt. Sunny. Seas around 1 ft.

      NNW 19kt
      1ft

      Small Craft Advisory
      Small Craft Advisory

    • Thursday Night

      Thursday Night:N wind 18 to 22 kt. Clear. Seas around 1 ft.

      N 22kt
      1ft

      Small Craft Advisory
      Small Craft Advisory

    • Friday

      Friday:N wind 13 to 15 kt. Sunny. Seas around 1 ft.

      N 15kt
      1ft

    • Friday Night

      Friday Night:N wind 9 to 12 kt. Mostly clear. Seas 1 ft or less.

      N 12kt
      < 1ft

    • Saturday

      Saturday:N wind around 6 kt becoming W in the afternoon. Sunny. Seas 1 ft or less.

      N 6kt
      < 1ft

    • Saturday Night

      Saturday Night:Variable winds less than 5 kt becoming SSW 5 to 8 kt in the evening. Partly cloudy. Seas 1 ft or less.

      ⇑SSW 8kt
      < 1ft

    • Sunday

      Sunday:S wind 9 to 12 kt increasing to 15 to 18 kt in the afternoon. Winds could gust as high as 25 kt. Mostly sunny. Seas 1 ft or less.

      ⇑S 18kt
      < 1ft

    • Sunday Night

      Sunday Night:S wind 20 to 23 kt becoming SW after midnight. Showers likely.   Seas 1 to 2 ft.

      S 23kt
      1-2ft

    • Monday

      Monday:W wind around 20 kt, with gusts as high as 27 kt. A chance of showers.   Seas 1 to 2 ft.

      W 20kt
      1-2ft


Associated Zone Forecast which includes this point

Last Update: 1:38 am EDT Oct 16, 2025
Forecast Valid: 2am EDT Oct 16, 2025-6pm EDT Oct 22, 2025

View Nearby Observations

Detailed Forecast

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

Thursday
NNW wind 15 to 19 kt, with gusts as high as 25 kt. Sunny. Seas around 1 ft.
Thursday Night
N wind 18 to 22 kt. Clear. Seas around 1 ft.
Friday
N wind 13 to 15 kt. Sunny. Seas around 1 ft.
Friday Night
N wind 9 to 12 kt. Mostly clear. Seas 1 ft or less.
Saturday
N wind around 6 kt becoming W in the afternoon. Sunny. Seas 1 ft or less.
Saturday Night
Variable winds less than 5 kt becoming SSW 5 to 8 kt in the evening. Partly cloudy. Seas 1 ft or less.
Sunday
S wind 9 to 12 kt increasing to 15 to 18 kt in the afternoon. Winds could gust as high as 25 kt. Mostly sunny. Seas 1 ft or less.
Sunday Night
S wind 20 to 23 kt becoming SW after midnight. Showers likely. Seas 1 to 2 ft.
Monday
W wind around 20 kt, with gusts as high as 27 kt. A chance of showers. Seas 1 to 2 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: 40.72°N 72.98°W
Last Update: 1:38 am EDT Oct 16, 2025
Forecast Valid: 2am EDT Oct 16, 2025-6pm EDT Oct 22, 2025
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