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Hazardous Weather Conditions

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New York, NY Local Forecast Office

16NM WSW Islip NY

Marine Point Forecast

[NOTICE]

    • Tuesday

      Tuesday:N wind 5 to 10 kt becoming SSW in the afternoon. Increasing clouds. Seas 1 to 2 ft.

      SSW 10kt
      1-2ft

    • Tuesday Night

      Tuesday Night:WSW wind 15 to 19 kt, with gusts as high as 26 kt. Mostly cloudy. Seas 2 ft building to 4 ft.

      WSW 19kt
      Waves Building4ft

    • Wednesday

      Wednesday:SSW wind 16 to 19 kt increasing to 19 to 22 kt in the afternoon. Winds could gust as high as 30 kt. Rain likely, mainly after 1pm. Seas 4 ft building to 7 ft.

      ⇑SSW 22kt
      Waves Building7ft

    • Wednesday Night

      Wednesday Night:SW wind 18 to 21 kt becoming W after midnight. Winds could gust as high as 31 kt. A chance of rain before 1am. Seas 6 to 7 ft.

      SW 21kt
      6-7ft

    • Thursday

      Thursday:WNW wind around 18 kt, with gusts as high as 26 kt. Mostly sunny. Seas 4 to 5 ft.

      WNW 18kt
      4-5ft

    • Thursday Night

      Thursday Night:WNW wind 15 to 17 kt, with gusts as high as 23 kt. Partly cloudy. Seas 2 to 3 ft.

      WNW 17kt
      2-3ft

    • Friday

      Friday:W wind around 15 kt, with gusts as high as 23 kt. Mostly sunny. Seas around 2 ft.

      W 15kt
      2ft

    • Friday Night

      Friday Night:W wind around 14 kt, with gusts as high as 20 kt. A chance of snow. Seas around 2 ft.

      W 14kt
      2ft

    • Saturday

      Saturday:W wind 15 to 19 kt, with gusts as high as 27 kt. A chance of snow showers. Seas 2 to 3 ft.

      W 19kt
      2-3ft


Associated Zone Forecast which includes this point

Last Update: 6:30 pm EST Dec 8, 2025
Forecast Valid: 1am EST Dec 9, 2025-6pm EST Dec 15, 2025

View Nearby Observations

Detailed Forecast


Tuesday
N wind 5 to 10 kt becoming SSW in the afternoon. Increasing clouds. Seas 1 to 2 ft.
Tuesday Night
WSW wind 15 to 19 kt, with gusts as high as 26 kt. Mostly cloudy. Seas 2 ft building to 4 ft.
Wednesday
SSW wind 16 to 19 kt increasing to 19 to 22 kt in the afternoon. Winds could gust as high as 30 kt. Rain likely, mainly after 1pm. Seas 4 ft building to 7 ft.
Wednesday Night
SW wind 18 to 21 kt becoming W after midnight. Winds could gust as high as 31 kt. A chance of rain before 1am. Seas 6 to 7 ft.
Thursday
WNW wind around 18 kt, with gusts as high as 26 kt. Mostly sunny. Seas 4 to 5 ft.
Thursday Night
WNW wind 15 to 17 kt, with gusts as high as 23 kt. Partly cloudy. Seas 2 to 3 ft.
Friday
W wind around 15 kt, with gusts as high as 23 kt. Mostly sunny. Seas around 2 ft.
Friday Night
W wind around 14 kt, with gusts as high as 20 kt. A chance of snow. Seas around 2 ft.
Saturday
W wind 15 to 19 kt, with gusts as high as 27 kt. A chance of snow showers. Seas 2 to 3 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: 40.59°N 73.51°W
Last Update: 6:30 pm EST Dec 8, 2025
Forecast Valid: 1am EST Dec 9, 2025-6pm EST Dec 15, 2025
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