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12NM NW Islip NY

[NOTICE]

Last Update: 2:30 pm EDT Apr 8, 2026
Forecast Valid: 5pm EDT Apr 8, 2026-6pm EDT Apr 15, 2026

Tonight

S wind around 6 kt becoming variable and less than 5 kt in the evening. Mostly clear. Seas 1 ft or less.

Thursday

Variable winds less than 5 kt becoming SSE 5 to 7 kt in the afternoon. Sunny. Seas 1 ft or less.

Thursday Night

S wind around 6 kt becoming variable and less than 5 kt in the evening. Mostly clear. Seas 1 ft or less.

Friday

Variable winds less than 5 kt becoming SSW 5 to 10 kt in the afternoon. Sunny. Seas 1 ft or less.

Friday Night

S wind 9 to 11 kt becoming SW after midnight. A slight chance of showers after 2am. Seas 1 ft or less.

Saturday

NNW wind 8 to 10 kt. Sunny. Seas 1 ft or less.

Saturday Night

N wind 5 to 7 kt. Mostly clear. Seas 1 ft or less.

Sunday

Variable winds less than 5 kt becoming S 5 to 7 kt in the afternoon. Mostly sunny. Seas 1 ft or less.

Sunday Night

S wind around 8 kt. Mostly cloudy. Seas 1 ft or less.

*Notices:

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.
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.