For More Weather Information:

7NM S Islip NY

[NOTICE]

Last Update: 4:45 pm EDT Jul 11, 2025
Forecast Valid: 10pm EDT Jul 11, 2025-6pm EDT Jul 18, 2025

Tonight

Variable winds 5 kt or less. Mostly cloudy. Seas around 3 ft.

Saturday

ENE wind 5 to 9 kt becoming ESE in the afternoon. Partly sunny. Seas 2 to 3 ft.

Saturday Night

E wind 5 to 9 kt. Mostly cloudy. Seas around 3 ft.

Sunday

E wind 6 to 9 kt. Partly sunny. Seas around 2 ft.

Sunday Night

SSE wind 5 to 8 kt. Mostly cloudy. Seas around 2 ft.

Monday

S wind 5 to 7 kt. A chance of showers and thunderstorms after 2pm. Seas around 2 ft.

Monday Night

SSW wind 5 to 7 kt becoming WSW after midnight. A chance of showers before 2am. Seas around 2 ft.

Tuesday

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

Tuesday Night

SW wind 6 to 9 kt. Partly cloudy. 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.