For More Weather Information:

10NM E Islip NY

[NOTICE]

Last Update: 6:27 am EST Dec 7, 2025
Forecast Valid: 7am EST Dec 7, 2025-6pm EST Dec 13, 2025

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

Today

Variable winds less than 5 kt becoming WSW 5 to 9 kt in the afternoon. Partly sunny. Seas 1 ft or less.

Tonight

W wind 11 to 14 kt becoming NW 14 to 17 kt after midnight. Winds could gust as high as 25 kt. Partly cloudy. Seas around 1 ft.

Monday

N wind 16 to 20 kt, with gusts as high as 28 kt. Mostly sunny. Seas around 1 ft.

Monday Night

N wind 12 to 15 kt decreasing to 6 to 9 kt after midnight. Partly cloudy. Seas 1 ft or less.

Tuesday

Variable winds less than 5 kt becoming SSW 10 to 15 kt in the morning. Increasing clouds. Seas 1 ft or less.

Tuesday Night

WSW wind 16 to 21 kt. Mostly cloudy. Seas 1 to 2 ft.

Wednesday

SSW wind 14 to 17 kt increasing to 20 to 23 kt in the afternoon. Winds could gust as high as 29 kt. A chance of rain after 1pm. Seas 1 to 2 ft.

Wednesday Night

SW wind 19 to 23 kt. A chance of rain. Seas 1 to 2 ft.

Thursday

WNW wind 16 to 19 kt. Partly sunny. 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.