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Hazardous Weather Conditions

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New York, NY Local Forecast Office

22NM SW Islip NY

Marine Point Forecast

[NOTICE]

    • This Afternoon

      This Afternoon:WNW wind around 34 km/h, with gusts as high as 40 km/h. Partly sunny. Seas around 1 m.

      WNW 34km/h
      1m

      Small Craft Advisory
      Small Craft Advisory

    • Tonight

      Tonight:WNW wind 27 to 32 km/h becoming N 21 to 26 km/h after midnight. Partly cloudy. Seas around 1 m.

      WNW 32km/h⇓
      1m

    • Saturday

      Saturday:W wind 11 to 16 km/h becoming SSW 18 to 23 km/h in the afternoon. Increasing clouds. Seas 1 m or less.

      ⇑SSW 23km/h
      < 1m

    • Saturday Night

      Saturday Night:SSW wind 34 to 37 km/h becoming WSW 37 to 40 km/h after midnight. Winds could gust as high as 55 km/h. Showers, mainly before 1am. Seas 1 to 2 m.

      ⇑WSW 40km/h
      1-2m

    • Sunday

      Sunday:WNW wind 42 to 45 km/h increasing to 47 to 50 km/h in the afternoon. Winds could gust as high as 65 km/h. A slight chance of showers before 10am. Seas around 2 m.

      ⇑WNW 50km/h
      2m

    • Sunday Night

      Sunday Night:WNW wind 50 to 55 km/h, with gusts as high as 65 km/h. Partly cloudy. Seas around 2 m.

      WNW 55km/h
      2m

    • Monday

      Monday:WNW wind 47 to 50 km/h, with gusts as high as 70 km/h. Mostly sunny. Seas around 2 m.

      WNW 50km/h
      2m

    • Monday Night

      Monday Night:WNW wind 42 to 45 km/h decreasing to 39 to 42 km/h after midnight. Winds could gust as high as 60 km/h. Mostly clear. Seas 1 to 2 m.

      WNW 45km/h⇓
      1-2m

    • Tuesday

      Tuesday:WNW wind 31 to 34 km/h decreasing to 26 to 29 km/h in the afternoon. Mostly sunny. Seas around 1 m.

      WNW 34km/h⇓
      1m


Associated Zone Forecast which includes this point

Last Update: 12:58 pm EST Nov 14, 2025
Forecast Valid: 1pm EST Nov 14, 2025-6pm EST Nov 20, 2025

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EST THIS EVENING...

This Afternoon
WNW wind around 34 km/h, with gusts as high as 40 km/h. Partly sunny. Seas around 1 m.
Tonight
WNW wind 27 to 32 km/h becoming N 21 to 26 km/h after midnight. Partly cloudy. Seas around 1 m.
Saturday
W wind 11 to 16 km/h becoming SSW 18 to 23 km/h in the afternoon. Increasing clouds. Seas 1 m or less.
Saturday Night
SSW wind 34 to 37 km/h becoming WSW 37 to 40 km/h after midnight. Winds could gust as high as 55 km/h. Showers, mainly before 1am. Seas 1 to 2 m.
Sunday
WNW wind 42 to 45 km/h increasing to 47 to 50 km/h in the afternoon. Winds could gust as high as 65 km/h. A slight chance of showers before 10am. Seas around 2 m.
Sunday Night
WNW wind 50 to 55 km/h, with gusts as high as 65 km/h. Partly cloudy. Seas around 2 m.
Monday
WNW wind 47 to 50 km/h, with gusts as high as 70 km/h. Mostly sunny. Seas around 2 m.
Monday Night
WNW wind 42 to 45 km/h decreasing to 39 to 42 km/h after midnight. Winds could gust as high as 60 km/h. Mostly clear. Seas 1 to 2 m.
Tuesday
WNW wind 31 to 34 km/h decreasing to 26 to 29 km/h in the afternoon. Mostly sunny. Seas around 1 m.

*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: 40.46°N 73.54°W
Last Update: 12:58 pm EST Nov 14, 2025
Forecast Valid: 1pm EST Nov 14, 2025-6pm EST Nov 20, 2025
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