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New York, NY Local Forecast Office

19NM WSW Islip NY

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:N wind 10 to 12 kt. Mostly clear. Seas around 2 ft.

      N 12kt
      2ft

    • Monday

      Monday:N wind 5 to 10 kt becoming variable and less than 5 kt in the afternoon. Increasing clouds. Seas around 2 ft.

      N 10kt⇓
      2ft

    • Monday Night

      Monday Night:SSE wind around 6 kt. Increasing clouds. Seas around 2 ft.

      SSE 6kt
      2ft

    • Tuesday

      Tuesday:SSE wind 6 to 8 kt becoming ESE in the afternoon. Rain likely, possibly mixed with snow before 1pm, then rain.   Seas around 2 ft.

      ESE 8kt
      2ft

    • Tuesday Night

      Tuesday Night:S wind around 9 kt becoming W after midnight. Rain.   Seas 2 to 3 ft.

      SW 9kt
      2-3ft

    • Wednesday

      Wednesday:WSW wind 6 to 10 kt becoming S in the afternoon. A chance of rain before 1pm.   Seas around 3 ft.

      WSW 10kt
      3ft

    • Wednesday Night

      Wednesday Night:Variable winds 5 kt or less. A chance of rain.   Seas around 3 ft.

      Light Wind
      3ft

    • Thursday

      Thursday:S wind 6 to 10 kt becoming SSE in the afternoon. A chance of rain.   Seas 3 to 4 ft.

      S 10kt
      3-4ft

    • Thursday Night

      Thursday Night:ESE wind 11 to 13 kt becoming ENE in the evening. A chance of rain.   Seas 3 to 4 ft.

      E 13kt
      3-4ft


Associated Zone Forecast which includes this point

Last Update: 3:08 pm EST Mar 1, 2026
Forecast Valid: 4pm EST Mar 1, 2026-6pm EDT Mar 8, 2026

View Nearby Observations

Detailed Forecast


Tonight
N wind 10 to 12 kt. Mostly clear. Seas around 2 ft.
Monday
N wind 5 to 10 kt becoming variable and less than 5 kt in the afternoon. Increasing clouds. Seas around 2 ft.
Monday Night
SSE wind around 6 kt. Increasing clouds. Seas around 2 ft.
Tuesday
SSE wind 6 to 8 kt becoming ESE in the afternoon. Rain likely, possibly mixed with snow before 1pm, then rain. Seas around 2 ft.
Tuesday Night
S wind around 9 kt becoming W after midnight. Rain. Seas 2 to 3 ft.
Wednesday
WSW wind 6 to 10 kt becoming S in the afternoon. A chance of rain before 1pm. Seas around 3 ft.
Wednesday Night
Variable winds 5 kt or less. A chance of rain. Seas around 3 ft.
Thursday
S wind 6 to 10 kt becoming SSE in the afternoon. A chance of rain. Seas 3 to 4 ft.
Thursday Night
ESE wind 11 to 13 kt becoming ENE in the evening. A chance of rain. Seas 3 to 4 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: 3:08 pm EST Mar 1, 2026
Forecast Valid: 4pm EST Mar 1, 2026-6pm EDT Mar 8, 2026
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