For More Weather Information:

14NM N Islip NY

[NOTICE]

Last Update: 1:01 pm EST Nov 27, 2025
Forecast Valid: 4pm EST Nov 27, 2025-6pm EST Dec 4, 2025

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

Tonight

W wind around 21 kt. Mostly clear. Seas around 2 ft.

Friday

W wind 21 to 24 kt increasing to 25 to 28 kt in the afternoon. Winds could gust as high as 37 kt. Mostly sunny. Seas 2 ft building to 4 ft.

Friday Night

W wind 24 to 27 kt, with gusts as high as 33 kt. Mostly clear. Seas 3 to 4 ft.

Saturday

WNW wind 14 to 19 kt decreasing to 8 to 13 kt in the afternoon. Sunny. Seas 3 ft subsiding to 1 ft.

Saturday Night

Variable winds less than 5 kt becoming SE 5 to 7 kt after midnight. Increasing clouds. Seas 1 ft or less.

Sunday

S wind 10 to 15 kt becoming SSW 15 to 20 kt in the afternoon. Rain likely after 1pm. Seas 1 ft or less.

Sunday Night

SW wind 19 to 24 kt becoming WNW after midnight. A chance of rain before 1am. Seas 2 to 3 ft.

Monday

NW wind 14 to 17 kt decreasing to 11 to 14 kt in the afternoon. Partly sunny. Seas 1 to 2 ft.

Monday Night

N wind around 11 kt becoming ENE after midnight. Mostly cloudy. Seas around 1 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.