For More Weather Information:

3NM SSW Islip NY

[NOTICE]

Last Update: 1:43 am EDT Oct 4, 2025
Forecast Valid: 7am EDT Oct 4, 2025-6pm EDT Oct 10, 2025

Today

W wind 6 to 8 kt becoming SW in the afternoon. Sunny. Seas around 1 ft.

Tonight

Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.

Sunday

Variable winds less than 5 kt becoming S around 6 kt in the afternoon. Sunny. Seas 1 ft or less.

Sunday Night

SSW wind around 6 kt. Mostly clear. Seas around 1 ft.

Monday

SSW wind 5 to 9 kt. Sunny. Seas around 1 ft.

Monday Night

SW wind around 9 kt. Mostly clear. Seas around 1 ft.

Tuesday

SSW wind 8 to 13 kt, with gusts as high as 20 kt. Mostly sunny. Seas 1 to 2 ft.

Tuesday Night

SW wind 12 to 14 kt, with gusts as high as 20 kt. Showers likely. Seas 1 to 2 ft.

Wednesday

W wind around 12 kt becoming NNW in the afternoon. Showers likely. Seas 1 to 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.