For More Weather Information:

7NM S Islip NY

[NOTICE]

Last Update: 8:01 am EDT Jul 9, 2025
Forecast Valid: 12pm EDT Jul 9, 2025-6pm EDT Jul 15, 2025

This Afternoon

SSW wind 7 to 10 kt. A slight chance of showers and thunderstorms after 5pm. Seas around 3 ft.

Tonight

SSW wind 7 to 9 kt. A chance of showers and thunderstorms, mainly after 11pm. Seas around 3 ft.

Thursday

S wind 6 to 8 kt. Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. Seas around 3 ft.

Thursday Night

S wind 5 to 8 kt. A chance of showers and thunderstorms. Seas around 3 ft.

Friday

E wind 5 to 7 kt becoming SE in the afternoon. A slight chance of showers, with thunderstorms also possible after 2pm. Seas 2 to 3 ft.

Friday Night

SE wind around 6 kt becoming variable and less than 5 kt after midnight. Mostly cloudy. Seas around 3 ft.

Saturday

E wind 5 to 7 kt becoming SE in the afternoon. Partly sunny. Seas around 3 ft.

Saturday Night

SE wind 5 to 7 kt. Partly cloudy. Seas 2 to 3 ft.

Sunday

SSE wind 5 to 9 kt. Mostly 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.