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New York, NY Local Forecast Office

19NM WSW Islip NY

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:NNW wind 14 to 19 kt, with gusts as high as 25 kt. Widespread freezing spray before 1am. Mostly clear. Seas 2 to 3 ft.

      NNW 19kt
      2-3ft

      Small Craft Advisory
      Small Craft Advisory

    • Monday

      Monday:NNW wind 9 to 12 kt. Sunny. Seas around 2 ft.

      NNW 12kt
      2ft

      Small Craft Advisory
      Small Craft Advisory

    • Monday Night

      Monday Night:NW wind 5 to 8 kt. Mostly cloudy. Seas around 2 ft.

      NW 8kt
      2ft

    • Tuesday

      Tuesday:Variable winds less than 5 kt becoming SSW 5 to 8 kt in the afternoon. A slight chance of rain and snow after 1pm.   Seas around 2 ft.

      ⇑SSW 8kt
      2ft

    • Tuesday Night

      Tuesday Night:SSW wind 8 to 11 kt becoming WNW after midnight. A slight chance of rain and snow before 1am.   Seas around 2 ft.

      WNW 11kt
      2ft

    • Wednesday

      Wednesday:WNW wind 12 to 16 kt, with gusts as high as 23 kt. Mostly sunny. Seas 2 to 3 ft.

      WNW 16kt
      2-3ft

    • Wednesday Night

      Wednesday Night:WNW wind around 16 kt, with gusts as high as 23 kt. Partly cloudy. Seas around 2 ft.

      WNW 16kt
      2ft

    • Thursday

      Thursday:NW wind 14 to 16 kt, with gusts as high as 22 kt. Mostly sunny. Seas around 2 ft.

      NW 16kt
      2ft

    • Thursday Night

      Thursday Night:NW wind 11 to 13 kt. Partly cloudy. Seas 1 to 2 ft.

      NW 13kt
      1-2ft


Associated Zone Forecast which includes this point

Last Update: 12:55 pm EST Feb 8, 2026
Forecast Valid: 5pm EST Feb 8, 2026-6pm EST Feb 15, 2026

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Detailed Forecast

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

Tonight
NNW wind 14 to 19 kt, with gusts as high as 25 kt. Widespread freezing spray before 1am. Mostly clear. Seas 2 to 3 ft.
Monday
NNW wind 9 to 12 kt. Sunny. Seas around 2 ft.
Monday Night
NW wind 5 to 8 kt. Mostly cloudy. Seas around 2 ft.
Tuesday
Variable winds less than 5 kt becoming SSW 5 to 8 kt in the afternoon. A slight chance of rain and snow after 1pm. Seas around 2 ft.
Tuesday Night
SSW wind 8 to 11 kt becoming WNW after midnight. A slight chance of rain and snow before 1am. Seas around 2 ft.
Wednesday
WNW wind 12 to 16 kt, with gusts as high as 23 kt. Mostly sunny. Seas 2 to 3 ft.
Wednesday Night
WNW wind around 16 kt, with gusts as high as 23 kt. Partly cloudy. Seas around 2 ft.
Thursday
NW wind 14 to 16 kt, with gusts as high as 22 kt. Mostly sunny. Seas around 2 ft.
Thursday Night
NW wind 11 to 13 kt. Partly cloudy. 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: 40.57°N 73.57°W
Last Update: 12:55 pm EST Feb 8, 2026
Forecast Valid: 5pm EST Feb 8, 2026-6pm EST Feb 15, 2026
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