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15NM SW Islip NY

[NOTICE]

Last Update: 2:19 pm EDT Apr 6, 2026
Forecast Valid: 4pm EDT Apr 6, 2026-6pm EDT Apr 13, 2026

Tonight

SSW wind 8 to 12 kt becoming W after midnight. A slight chance of showers after 11pm. Seas 2 to 3 ft.

Tuesday

WNW wind 13 to 16 kt. A slight chance of showers after 2pm. Seas 3 to 4 ft.

Tuesday Night

NW wind 15 to 18 kt becoming N after midnight. Mostly clear. Seas around 3 ft.

Wednesday

NNE wind 8 to 13 kt becoming ESE in the afternoon. Sunny. Seas around 2 ft.

Wednesday Night

SE wind 6 to 8 kt. Mostly clear. Seas around 2 ft.

Thursday

ESE wind 8 to 10 kt. Mostly sunny. Seas around 2 ft.

Thursday Night

SE wind 5 to 10 kt. Partly cloudy. Seas 2 to 3 ft.

Friday

Variable winds less than 5 kt becoming S 5 to 8 kt in the afternoon. Mostly sunny. Seas 3 to 4 ft.

Friday Night

S wind around 12 kt becoming SW after midnight. Partly cloudy. Seas around 4 ft.

*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.