National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

For More Weather Information:

New York, NY Local Forecast Office

9NM E Islip NY

Marine Point Forecast

[NOTICE]

    • Overnight

      Overnight:ENE wind around 8 kt. A slight chance of showers before midnight, then a slight chance of rain or drizzle after 2am. Patchy fog after 2am. Seas around 1 ft.

      ENE 8kt
      1ft

    • Tuesday

      Tuesday:ENE wind around 7 kt becoming ESE in the afternoon. A chance of showers, mainly after noon. Patchy fog before noon. Seas around 1 ft.

      ENE 7kt
      1ft

    • Tuesday Night

      Tuesday Night:Variable winds 5 kt or less. A chance of showers. Areas of fog. Seas 1 ft or less.

      Light Wind
      < 1ft

    • Wednesday

      Wednesday:SSW wind 5 to 8 kt. A chance of showers, with thunderstorms also possible after 5pm. Seas 1 ft or less.

      SSW 8kt
      < 1ft

    • Wednesday Night

      Wednesday Night:SW wind around 7 kt. A chance of showers and thunderstorms. Seas 1 ft or less.

      SW 7kt
      < 1ft

    • Juneteenth

      Juneteenth:SSW wind 9 to 14 kt, with gusts as high as 20 kt. Mostly sunny. Seas 1 ft or less.

      SSW 14kt
      < 1ft

    • Thursday Night

      Thursday Night:SW wind 12 to 14 kt becoming W after midnight. Winds could gust as high as 20 kt. A chance of showers between 8pm and 2am. Seas around 1 ft.

      SW 14kt
      1ft

    • Friday

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

      W 10kt
      1ft

    • Friday Night

      Friday Night:WSW wind 7 to 9 kt becoming W after midnight. Mostly clear. Seas 1 ft or less.

      WSW 9kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 9:32 pm EDT Jun 16, 2025
Forecast Valid: 11pm EDT Jun 16, 2025-6pm EDT Jun 23, 2025

View Nearby Observations

Detailed Forecast


Overnight
ENE wind around 8 kt. A slight chance of showers before midnight, then a slight chance of rain or drizzle after 2am. Patchy fog after 2am. Seas around 1 ft.
Tuesday
ENE wind around 7 kt becoming ESE in the afternoon. A chance of showers, mainly after noon. Patchy fog before noon. Seas around 1 ft.
Tuesday Night
Variable winds 5 kt or less. A chance of showers. Areas of fog. Seas 1 ft or less.
Wednesday
SSW wind 5 to 8 kt. A chance of showers, with thunderstorms also possible after 5pm. Seas 1 ft or less.
Wednesday Night
SW wind around 7 kt. A chance of showers and thunderstorms. Seas 1 ft or less.
Juneteenth
SSW wind 9 to 14 kt, with gusts as high as 20 kt. Mostly sunny. Seas 1 ft or less.
Thursday Night
SW wind 12 to 14 kt becoming W after midnight. Winds could gust as high as 20 kt. A chance of showers between 8pm and 2am. Seas around 1 ft.
Friday
W wind around 10 kt becoming WSW in the afternoon. Sunny. Seas around 1 ft.
Friday Night
WSW wind 7 to 9 kt becoming W after midnight. Mostly clear. 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.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

Point Forecast: 40.71°N 73.02°W
Last Update: 9:32 pm EDT Jun 16, 2025
Forecast Valid: 11pm EDT Jun 16, 2025-6pm EDT Jun 23, 2025
  Forecast Discussion
  Get as KML Get as XML

RADAR & SATELLITE IMAGES

 Link to Satellite Data