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New York, NY Local Forecast Office

19NM WSW Islip NY

Marine Point Forecast

[NOTICE]
    • Overnight

      Overnight:ENE wind around 6 kt becoming variable and less than 5 kt. Cloudy. Seas 2 to 3 ft.

      ENE 6kt⇓
      2-3ft

    • Saturday

      Saturday:Variable winds less than 5 kt becoming S 5 to 9 kt in the morning. Cloudy. Seas 2 to 3 ft.

      ⇑S 9kt
      2-3ft

    • Saturday Night

      Saturday Night:SSW wind 11 to 15 kt, with gusts as high as 21 kt. A chance of showers and thunderstorms.  Areas of dense fog after 1am.  Seas 3 to 4 ft.

      SSW 15kt
      3-4ft

      Small Craft Advisory
      Small Craft Advisory

    • Sunday

      Sunday:SW wind around 12 kt becoming W in the afternoon. A chance of showers, mainly before 1pm.  Areas of fog before 1pm.  Seas 3 to 4 ft.

      SW 12kt
      3-4ft

    • Sunday Night

      Sunday Night:WSW wind 6 to 9 kt. Mostly clear. Seas around 3 ft.

      WSW 9kt
      3ft

    • Monday

      Monday:SW wind 6 to 11 kt becoming S in the afternoon. Sunny. Seas around 3 ft.

      SSW 11kt
      3ft

    • Monday Night

      Monday Night:SSW wind 6 to 11 kt. Increasing clouds. Seas around 3 ft.

      SSW 11kt
      3ft

    • Tuesday

      Tuesday:SW wind 6 to 8 kt becoming S in the afternoon. Partly sunny. Seas 2 to 3 ft.

      S 8kt
      2-3ft

    • Tuesday Night

      Tuesday Night:SE wind 7 to 9 kt. A chance of rain.   Seas 2 to 3 ft.

      SE 9kt
      2-3ft


Associated Zone Forecast which includes this point

Last Update: 12:51 pm EST Mar 6, 2026
Forecast Valid: 12am EST Mar 7, 2026-6pm EDT Mar 13, 2026

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Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM SATURDAY EVENING THROUGH

Overnight
ENE wind around 6 kt becoming variable and less than 5 kt. Cloudy. Seas 2 to 3 ft.
Saturday
Variable winds less than 5 kt becoming S 5 to 9 kt in the morning. Cloudy. Seas 2 to 3 ft.
Saturday Night
SSW wind 11 to 15 kt, with gusts as high as 21 kt. A chance of showers and thunderstorms. Areas of dense fog after 1am. Seas 3 to 4 ft.
Sunday
SW wind around 12 kt becoming W in the afternoon. A chance of showers, mainly before 1pm. Areas of fog before 1pm. Seas 3 to 4 ft.
Sunday Night
WSW wind 6 to 9 kt. Mostly clear. Seas around 3 ft.
Monday
SW wind 6 to 11 kt becoming S in the afternoon. Sunny. Seas around 3 ft.
Monday Night
SSW wind 6 to 11 kt. Increasing clouds. Seas around 3 ft.
Tuesday
SW wind 6 to 8 kt becoming S in the afternoon. Partly sunny. Seas 2 to 3 ft.
Tuesday Night
SE wind 7 to 9 kt. A chance of rain. 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: 40.57°N 73.57°W
Last Update: 12:51 pm EST Mar 6, 2026
Forecast Valid: 12am EST Mar 7, 2026-6pm EDT Mar 13, 2026
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