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15NM SW Islip NY

[NOTICE]

Last Update: 7:46 am EDT Jun 12, 2026
Forecast Valid: 10am EDT Jun 12, 2026-6pm EDT Jun 18, 2026

Today

SW wind 11 to 13 kt. A slight chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Seas 2 to 3 ft.

Tonight

WSW wind 11 to 13 kt becoming NNW after midnight. A chance of showers and thunderstorms before 11pm. Seas around 3 ft.

Saturday

NW wind 7 to 11 kt becoming WSW in the afternoon. Sunny. Seas around 2 ft.

Saturday Night

SW wind 6 to 11 kt becoming variable and less than 5 kt after midnight. Mostly clear. Seas around 2 ft.

Sunday

S wind 6 to 11 kt increasing to 14 to 19 kt. A chance of showers after 2pm. Seas 2 to 3 ft.

Sunday Night

S wind 16 to 21 kt becoming W 11 to 16 kt after midnight. Showers, mainly between 8pm and 2am. Seas 3 to 4 ft.

Monday

NW wind 9 to 12 kt becoming WSW in the afternoon. A chance of showers before 8am. Seas around 2 ft.

Monday Night

WSW wind 8 to 11 kt becoming WNW 5 to 8 kt after midnight. Partly cloudy. Seas 2 to 3 ft.

Tuesday

WSW wind 5 to 8 kt becoming S 8 to 11 kt 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.