For More Weather Information:

18NM WSW Islip NY

[NOTICE]

Last Update: 1:30 am EST Dec 2, 2025
Forecast Valid: 4am EST Dec 2, 2025-6pm EST Dec 8, 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 7 AM EST THIS MORNING

Tuesday

SSE wind 10 to 15 kt becoming N in the afternoon. Rain, mainly after 10am. Seas 1 ft or less.

Tuesday Night

NW wind around 17 kt. A slight chance of rain before 10pm. Seas 1 ft or less.

Wednesday

NNW wind 8 to 12 kt becoming W in the afternoon. Sunny. Seas 1 ft or less.

Wednesday Night

W wind 9 to 13 kt. Mostly clear. Seas 1 ft or less.

Thursday

W wind 14 to 18 kt becoming WNW in the afternoon. Partly sunny. Seas 1 ft or less.

Thursday Night

NW wind 14 to 19 kt decreasing to 9 to 14 kt after midnight. Mostly clear. Seas 1 ft or less.

Friday

N wind around 8 kt becoming SW in the afternoon. Increasing clouds. Seas 1 ft or less.

Friday Night

SW wind around 7 kt becoming NNW after midnight. Mostly cloudy. Seas 1 ft or less.

Saturday

N wind 6 to 10 kt becoming WNW in the afternoon. A chance of light rain. Seas 1 ft or less.

*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.