For More Weather Information:

13NM E Islip NY

[NOTICE]

Last Update: 1:00 am EST Nov 26, 2025
Forecast Valid: 8am EST Nov 26, 2025-6pm EST Dec 2, 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH LATE

Today

SW wind 11 to 13 kt. Showers likely, mainly before 1pm. Patchy fog before 1pm, then Patchy fog after 4pm. Seas around 1 ft.

Tonight

SW wind 10 to 15 kt becoming W 20 to 25 kt. A chance of showers before 10pm. Patchy fog before 10pm. Seas 1 to 2 ft.

Thanksgiving Day

W wind around 24 kt, with gusts as high as 30 kt. Mostly sunny. Seas around 2 ft.

Thursday Night

W wind around 27 kt. Mostly clear. Seas around 2 ft.

Friday

W wind 24 to 26 kt, with gusts as high as 39 kt. Mostly sunny. Seas around 2 ft.

Friday Night

WNW wind 23 to 26 kt decreasing to 19 to 22 kt after midnight. Winds could gust as high as 32 kt. Mostly clear. Seas around 2 ft.

Saturday

WNW wind 13 to 16 kt decreasing to 9 to 12 kt in the afternoon. Sunny. Seas around 1 ft.

Saturday Night

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

Sunday

S wind 8 to 11 kt increasing to 14 to 17 kt in the afternoon. Mostly cloudy. Seas 1 ft or less building 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.