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New York, NY Local Forecast Office

7NM ESE Islip NY

Marine Point Forecast

[NOTICE]

    • This Afternoon

      This Afternoon:E wind around 7 kt. A slight chance of showers after 5pm. Seas 1 ft or less.

      E 7kt
      < 1ft

    • Tonight

      Tonight:Variable winds 5 kt or less. A chance of showers, mainly after 11pm. Patchy fog. Seas 1 ft or less.

      Light Wind
      < 1ft

    • Wednesday

      Wednesday:S wind 5 to 8 kt. A chance of showers, then showers likely and possibly a thunderstorm after 5pm. Seas 1 ft or less.

      S 8kt
      < 1ft

    • Wednesday Night

      Wednesday Night:S wind around 7 kt becoming SW after midnight. Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am. Seas 1 ft or less.

      S 7kt
      < 1ft

    • Juneteenth

      Juneteenth:SSW wind 9 to 14 kt, with gusts as high as 20 kt. A slight chance of showers and thunderstorms after 2pm. Seas 1 ft or less.

      SSW 14kt
      < 1ft

    • Thursday Night

      Thursday Night:W wind 11 to 15 kt. A chance of showers before 11pm. Seas around 1 ft.

      W 15kt
      1ft

    • Friday

      Friday:WSW wind around 10 kt. Sunny. Seas around 1 ft.

      WSW 10kt
      1ft

    • Friday Night

      Friday Night:WSW wind 6 to 9 kt becoming W after midnight. Mostly clear. Seas 1 ft or less.

      WSW 9kt
      < 1ft

    • Saturday

      Saturday:WNW wind 5 to 9 kt becoming SSW in the afternoon. Mostly sunny. Seas 1 ft or less.

      SSW 9kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 12:28 pm EDT Jun 17, 2025
Forecast Valid: 1pm EDT Jun 17, 2025-6pm EDT Jun 23, 2025

View Nearby Observations

Detailed Forecast


This Afternoon
E wind around 7 kt. A slight chance of showers after 5pm. Seas 1 ft or less.
Tonight
Variable winds 5 kt or less. A chance of showers, mainly after 11pm. Patchy fog. Seas 1 ft or less.
Wednesday
S wind 5 to 8 kt. A chance of showers, then showers likely and possibly a thunderstorm after 5pm. Seas 1 ft or less.
Wednesday Night
S wind around 7 kt becoming SW after midnight. Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am. Seas 1 ft or less.
Juneteenth
SSW wind 9 to 14 kt, with gusts as high as 20 kt. A slight chance of showers and thunderstorms after 2pm. Seas 1 ft or less.
Thursday Night
W wind 11 to 15 kt. A chance of showers before 11pm. Seas around 1 ft.
Friday
WSW wind around 10 kt. Sunny. Seas around 1 ft.
Friday Night
WSW wind 6 to 9 kt becoming W after midnight. Mostly clear. Seas 1 ft or less.
Saturday
WNW wind 5 to 9 kt becoming SSW in the afternoon. Mostly sunny. Seas 1 ft or less.

Winds and waves may be higher in and near tstms.

*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: 40.69°N 73.08°W
Last Update: 12:28 pm EDT Jun 17, 2025
Forecast Valid: 1pm EDT Jun 17, 2025-6pm EDT Jun 23, 2025
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