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15NM SW Islip NY

[NOTICE]

Last Update: 5:15 am EDT May 31, 2026
Forecast Valid: 11am EDT May 31, 2026-6pm EDT Jun 6, 2026

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING...

Today

W wind 8 to 11 kt becoming SSW 12 to 15 kt in the afternoon. Increasing clouds. Seas around 3 ft.

Tonight

SSW wind 12 to 15 kt becoming WNW 7 to 10 kt after midnight. Mostly cloudy. Seas 3 to 4 ft.

Monday

NW wind 5 to 8 kt becoming SE 8 to 11 kt in the afternoon. Sunny. Seas 2 to 3 ft.

Monday Night

E wind 11 to 14 kt decreasing to 6 to 9 kt after midnight. Mostly clear. Seas 2 to 3 ft.

Tuesday

NE wind 5 to 10 kt becoming SE in the afternoon. Sunny. Seas around 2 ft.

Tuesday Night

SSE wind around 7 kt becoming WSW after midnight. Mostly clear. Seas around 2 ft.

Wednesday

N wind 5 to 10 kt becoming SSE in the afternoon. Sunny. Seas around 2 ft.

Wednesday Night

SSE wind 6 to 8 kt becoming ESE after midnight. Mostly clear. Seas around 2 ft.

Thursday

NNE wind 6 to 11 kt becoming SSE in the afternoon. Sunny. Seas around 2 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.