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15NM SW Islip NY

[NOTICE]

Last Update: 8:09 am EDT Jun 26, 2026
Forecast Valid: 1pm EDT Jun 26, 2026-6pm EDT Jul 2, 2026

This Afternoon

SSW wind around 11 kt. Mostly cloudy. Seas around 2 ft.

Tonight

SSW wind 5 to 10 kt becoming variable and less than 5 kt. A chance of showers and thunderstorms, mainly after 2am. Seas around 2 ft.

Saturday

Variable winds less than 5 kt becoming SE 5 to 7 kt in the morning. Showers likely, mainly between 8am and 11am. Seas around 2 ft.

Saturday Night

SE wind around 6 kt becoming variable and less than 5 kt in the evening. A slight chance of showers before 2am. Seas around 2 ft.

Sunday

Variable winds less than 5 kt becoming SSE 5 to 8 kt in the afternoon. Mostly sunny. Seas around 2 ft.

Sunday Night

S wind 5 to 7 kt becoming variable and less than 5 kt after midnight. Partly cloudy. Seas around 2 ft.

Monday

Variable winds less than 5 kt becoming S 5 to 10 kt in the afternoon. Mostly sunny. Seas around 2 ft.

Monday Night

SW wind 7 to 10 kt. Partly cloudy. Seas around 2 ft.

Tuesday

S wind 7 to 12 kt increasing to 12 to 17 kt in the afternoon. Mostly sunny. Seas 2 to 3 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.