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New York, NY Local Forecast Office

19NM WSW Islip NY

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:SSW wind 6 to 10 kt becoming W after midnight. Rain likely before 1am.   Seas around 2 ft.

      SSW 10kt
      2ft

    • Wednesday

      Wednesday:WNW wind 12 to 17 kt increasing to 18 to 23 kt in the afternoon. Mostly sunny. Seas 2 to 3 ft.

      ⇑WNW 23kt
      2-3ft

      Small Craft Advisory
      Small Craft Advisory

    • Wednesday Night

      Wednesday Night:WNW wind around 23 kt. Mostly clear. Seas 3 to 4 ft.

      WNW 23kt
      3-4ft

      Small Craft Advisory
      Small Craft Advisory

    • Thursday

      Thursday:NW wind around 22 kt, with gusts as high as 28 kt. Mostly sunny. Seas around 3 ft.

      NW 22kt
      3ft

      Small Craft Advisory
      Small Craft Advisory

    • Thursday Night

      Thursday Night:NW wind 17 to 20 kt decreasing to 13 to 16 kt after midnight. Partly cloudy. Seas 1 to 2 ft.

      NW 20kt⇓
      1-2ft

    • Friday

      Friday:NW wind 10 to 12 kt becoming W in the afternoon. Sunny. Seas around 1 ft.

      WNW 12kt
      1ft

    • Friday Night

      Friday Night:W wind around 12 kt. Partly cloudy. Seas around 2 ft.

      W 12kt
      2ft

    • Saturday

      Saturday:W wind 12 to 14 kt. Sunny. Seas around 2 ft.

      W 14kt
      2ft

    • Saturday Night

      Saturday Night:WNW wind 6 to 10 kt. Mostly clear. Seas around 1 ft.

      WNW 10kt
      1ft


Associated Zone Forecast which includes this point

Last Update: 1:06 pm EST Feb 10, 2026
Forecast Valid: 9pm EST Feb 10, 2026-6pm EST Feb 17, 2026

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Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY MORNING THROUGH

Tonight
SSW wind 6 to 10 kt becoming W after midnight. Rain likely before 1am. Seas around 2 ft.
Wednesday
WNW wind 12 to 17 kt increasing to 18 to 23 kt in the afternoon. Mostly sunny. Seas 2 to 3 ft.
Wednesday Night
WNW wind around 23 kt. Mostly clear. Seas 3 to 4 ft.
Thursday
NW wind around 22 kt, with gusts as high as 28 kt. Mostly sunny. Seas around 3 ft.
Thursday Night
NW wind 17 to 20 kt decreasing to 13 to 16 kt after midnight. Partly cloudy. Seas 1 to 2 ft.
Friday
NW wind 10 to 12 kt becoming W in the afternoon. Sunny. Seas around 1 ft.
Friday Night
W wind around 12 kt. Partly cloudy. Seas around 2 ft.
Saturday
W wind 12 to 14 kt. Sunny. Seas around 2 ft.
Saturday Night
WNW wind 6 to 10 kt. Mostly clear. Seas around 1 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: 1:06 pm EST Feb 10, 2026
Forecast Valid: 9pm EST Feb 10, 2026-6pm EST Feb 17, 2026
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