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New York, NY Local Forecast Office

7NM SSW Islip NY

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:SSW wind around 10 kt. Mostly cloudy. Seas around 1 ft.

      SSW 10kt
      1ft

    • Thursday

      Thursday:SSW wind 10 to 15 kt, with gusts as high as 22 kt. A slight chance of rain between 10am and 1pm.   Seas 1 to 2 ft.

      SSW 15kt
      1-2ft

    • Thursday Night

      Thursday Night:SSW wind 10 to 14 kt, with gusts as high as 21 kt. A chance of rain, then rain and possibly a thunderstorm after 1am.   Seas around 2 ft.

      SSW 14kt
      2ft

    • Friday

      Friday:SW wind around 7 kt. Rain and possibly a thunderstorm.   Seas around 2 ft.

      SW 7kt
      2ft

    • Friday Night

      Friday Night:Variable winds 5 kt or less. A chance of rain before 1am.   Seas around 2 ft.

      Light Wind
      2ft

    • Saturday

      Saturday:NW wind 7 to 11 kt becoming W in the afternoon. Mostly sunny. Seas around 2 ft.

      W 11kt
      2ft

    • Saturday Night

      Saturday Night:WNW wind 15 to 18 kt. Partly cloudy. Seas around 2 ft.

      WNW 18kt
      2ft

    • Sunday

      Sunday:WNW wind 15 to 18 kt. Mostly sunny. Seas around 2 ft.

      WNW 18kt
      2ft

    • Sunday Night

      Sunday Night:W wind 16 to 18 kt. Mostly clear. Seas around 2 ft.

      W 18kt
      2ft


Associated Zone Forecast which includes this point

Last Update: 1:23 pm EST Nov 4, 2026
Forecast Valid: 8pm EST Nov 4, 2026-6pm EST Nov 11, 2026

View Nearby Observations

Detailed Forecast


Tonight
SSW wind around 10 kt. Mostly cloudy. Seas around 1 ft.
Thursday
SSW wind 10 to 15 kt, with gusts as high as 22 kt. A slight chance of rain between 10am and 1pm. Seas 1 to 2 ft.
Thursday Night
SSW wind 10 to 14 kt, with gusts as high as 21 kt. A chance of rain, then rain and possibly a thunderstorm after 1am. Seas around 2 ft.
Friday
SW wind around 7 kt. Rain and possibly a thunderstorm. Seas around 2 ft.
Friday Night
Variable winds 5 kt or less. A chance of rain before 1am. Seas around 2 ft.
Saturday
NW wind 7 to 11 kt becoming W in the afternoon. Mostly sunny. Seas around 2 ft.
Saturday Night
WNW wind 15 to 18 kt. Partly cloudy. Seas around 2 ft.
Sunday
WNW wind 15 to 18 kt. Mostly sunny. Seas around 2 ft.
Sunday Night
W wind 16 to 18 kt. Mostly clear. Seas around 2 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: 40.62°N 73.27°W
Last Update: 1:23 pm EST Nov 4, 2026
Forecast Valid: 8pm EST Nov 4, 2026-6pm EST Nov 11, 2026
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