For More Weather Information:

7NM S Islip NY

[NOTICE]

Last Update: 1:35 am EDT Oct 15, 2025
Forecast Valid: 11am EDT Oct 15, 2025-6pm EDT Oct 21, 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

Today

N wind 13 to 16 kt. Mostly sunny. Seas 2 to 3 ft.

Tonight

N wind around 20 kt. Mostly clear. Seas around 3 ft.

Thursday

NNW wind 17 to 19 kt. Sunny. Seas 2 to 3 ft.

Thursday Night

N wind 19 to 22 kt. Mostly clear. Seas around 2 ft.

Friday

N wind 14 to 18 kt. Sunny. Seas around 2 ft.

Friday Night

N wind 10 to 12 kt. Mostly clear. Seas around 1 ft.

Saturday

N wind 6 to 8 kt becoming WSW in the afternoon. Sunny. Seas around 1 ft.

Saturday Night

SSW wind 6 to 9 kt. Partly cloudy. Seas around 2 ft.

Sunday

S wind 9 to 12 kt increasing to 13 to 16 kt in the afternoon. Mostly sunny. Seas 2 to 3 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.