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15NM SW Islip NY

[NOTICE]

Last Update: 2:45 pm EDT Jun 9, 2026
Forecast Valid: 3pm EDT Jun 9, 2026-6pm EDT Jun 16, 2026

This Afternoon

S wind around 17 kt. Sunny. Seas around 3 ft.

Tonight

SW wind 13 to 18 kt. Partly cloudy. Seas 3 to 4 ft.

Wednesday

S wind 10 to 15 kt. A chance of showers, with thunderstorms also possible after 5pm. Seas 2 to 3 ft.

Wednesday Night

SSW wind 13 to 17 kt. A chance of showers and thunderstorms. Seas around 4 ft.

Thursday

SW wind 9 to 12 kt. A chance of showers and thunderstorms after 2pm. Seas around 3 ft.

Thursday Night

WSW wind 7 to 9 kt. Showers and thunderstorms likely. Seas around 3 ft.

Friday

W wind 6 to 11 kt becoming SSW in the afternoon. A chance of showers before 8am. Seas around 2 ft.

Friday Night

S wind 7 to 10 kt becoming W after midnight. A chance of showers and thunderstorms before 2am. Seas around 2 ft.

Saturday

NNW wind 7 to 9 kt becoming W in the afternoon. Partly sunny. Seas around 2 ft.

Winds and seas may be higher in and near tstms.

*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.