Hazardous Weather Conditions

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New York, NY Local Forecast Office

14NM N Islip NY

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:Variable winds less than 5 kt becoming N 5 to 7 kt after midnight. Patchy fog between 9pm and 1am.  Seas 1 ft or less.

      ⇑N 7kt
      < 1ft

    • Sunday

      Sunday:NNE wind 8 to 12 kt becoming N in the afternoon. Snow likely, mainly before 1pm.   Seas around 1 ft.

      N 12kt
      1ft

    • Sunday Night

      Sunday Night:N wind around 14 kt. Mostly clear. Seas 1 to 2 ft.

      N 14kt
      1-2ft

    • Monday

      Monday:N wind 7 to 12 kt becoming variable and less than 5 kt in the afternoon. Sunny. Seas 1 ft or less.

      N 12kt⇓
      < 1ft

    • Monday Night

      Monday Night:Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.

      Light Wind
      < 1ft

    • Tuesday

      Tuesday:Variable winds less than 5 kt becoming S 7 to 12 kt in the morning. A chance of rain and snow before 1pm, then rain likely.   Seas 1 ft or less.

      ⇑S 12kt
      < 1ft

    • Tuesday Night

      Tuesday Night:S wind 13 to 18 kt becoming SW after midnight. Rain.   Seas 1 to 2 ft.

      SW 18kt
      1-2ft

    • Wednesday

      Wednesday:WSW wind 10 to 13 kt becoming NNE 6 to 9 kt in the afternoon. Mostly cloudy. Seas 1 ft or less.

      WSW 13kt⇓
      < 1ft

    • Wednesday Night

      Wednesday Night:ENE wind around 6 kt becoming variable and less than 5 kt. A chance of rain.   Seas 1 ft or less.

      ENE 6kt⇓
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 3:08 pm EST Feb 28, 2026
Forecast Valid: 4pm EST Feb 28, 2026-6pm EST Mar 7, 2026

View Nearby Observations

Detailed Forecast


Tonight
Variable winds less than 5 kt becoming N 5 to 7 kt after midnight. Patchy fog between 9pm and 1am. Seas 1 ft or less.
Sunday
NNE wind 8 to 12 kt becoming N in the afternoon. Snow likely, mainly before 1pm. Seas around 1 ft.
Sunday Night
N wind around 14 kt. Mostly clear. Seas 1 to 2 ft.
Monday
N wind 7 to 12 kt becoming variable and less than 5 kt in the afternoon. Sunny. Seas 1 ft or less.
Monday Night
Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.
Tuesday
Variable winds less than 5 kt becoming S 7 to 12 kt in the morning. A chance of rain and snow before 1pm, then rain likely. Seas 1 ft or less.
Tuesday Night
S wind 13 to 18 kt becoming SW after midnight. Rain. Seas 1 to 2 ft.
Wednesday
WSW wind 10 to 13 kt becoming NNE 6 to 9 kt in the afternoon. Mostly cloudy. Seas 1 ft or less.
Wednesday Night
ENE wind around 6 kt becoming variable and less than 5 kt. A chance of rain. Seas 1 ft or less.

*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: 40.96°N 73.26°W
Last Update: 3:08 pm EST Feb 28, 2026
Forecast Valid: 4pm EST Feb 28, 2026-6pm EST Mar 7, 2026
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