Hazardous Weather Conditions

For More Weather Information:

New York, NY Local Forecast Office

12NM NW Islip NY

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:SSW wind 7 to 11 kt. A chance of showers and thunderstorms before 2am.   Seas 1 ft or less.

      SSW 11kt
      < 1ft

    • Thursday

      Thursday:W wind around 7 kt. A chance of showers and thunderstorms, mainly after 5pm.   Seas 1 ft or less.

      W 7kt
      < 1ft

    • Thursday Night

      Thursday Night:W wind 5 to 7 kt. A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am.   Seas 1 ft or less.

      W 7kt
      < 1ft

    • Friday

      Friday:Variable winds less than 5 kt becoming SW around 6 kt in the afternoon. A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm.   Seas 1 ft or less.

      ⇑SW 6kt
      < 1ft

    • Friday Night

      Friday Night:SW wind around 8 kt becoming NW after midnight. A chance of showers and thunderstorms before 2am.   Seas 1 ft or less.

      NW 8kt
      < 1ft

    • Saturday

      Saturday:NW wind 5 to 8 kt. Sunny. Seas 1 ft or less.

      NW 8kt
      < 1ft

    • Saturday Night

      Saturday Night:WNW wind around 6 kt becoming variable and less than 5 kt in the evening. Clear. Seas 1 ft or less.

      WNW 6kt⇓
      < 1ft

    • Sunday

      Sunday:Variable winds less than 5 kt becoming S 7 to 12 kt in the afternoon. Sunny. Seas 1 ft or less.

      ⇑S 12kt
      < 1ft

    • Sunday Night

      Sunday Night:SSW wind 8 to 13 kt becoming W after midnight. A chance of showers.   Seas 1 ft or less.

      SSW 13kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 2:23 pm EDT Jun 10, 2026
Forecast Valid: 6pm EDT Jun 10, 2026-6pm EDT Jun 17, 2026

View Nearby Observations

Detailed Forecast


Tonight
SSW wind 7 to 11 kt. A chance of showers and thunderstorms before 2am. Seas 1 ft or less.
Thursday
W wind around 7 kt. A chance of showers and thunderstorms, mainly after 5pm. Seas 1 ft or less.
Thursday Night
W wind 5 to 7 kt. A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Seas 1 ft or less.
Friday
Variable winds less than 5 kt becoming SW around 6 kt in the afternoon. A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Seas 1 ft or less.
Friday Night
SW wind around 8 kt becoming NW after midnight. A chance of showers and thunderstorms before 2am. Seas 1 ft or less.
Saturday
NW wind 5 to 8 kt. Sunny. Seas 1 ft or less.
Saturday Night
WNW wind around 6 kt becoming variable and less than 5 kt in the evening. Clear. Seas 1 ft or less.
Sunday
Variable winds less than 5 kt becoming S 7 to 12 kt in the afternoon. Sunny. Seas 1 ft or less.
Sunday Night
SSW wind 8 to 13 kt becoming W after midnight. A chance of showers. Seas 1 ft or less.

Winds and seas 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...

ABOUT THIS FORECAST

Point Forecast: 40.91°N 73.39°W
Last Update: 2:23 pm EDT Jun 10, 2026
Forecast Valid: 6pm EDT Jun 10, 2026-6pm EDT Jun 17, 2026
  Forecast Discussion
  Get as KML Get as XML

RADAR & SATELLITE IMAGES

 Link to Satellite Data