For More Weather Information:

12NM NW Islip NY

[NOTICE]

Last Update: 5:04 pm EST Nov 12, 2026
Forecast Valid: 7pm EST Nov 12, 2026-6pm EST Nov 19, 2026

...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON...

Tonight

NE wind 15 to 18 kt increasing to 18 to 21 kt after midnight. Winds could gust as high as 32 kt. Rain. Seas around 2 ft.

Friday

NE wind 16 to 21 kt becoming N in the afternoon. Winds could gust as high as 30 kt. Rain, mainly before 4pm. Seas around 2 ft.

Friday Night

N wind around 13 kt. A chance of rain, mainly between 7pm and 10pm. Seas around 1 ft.

Saturday

NW wind around 12 kt. Partly sunny. Seas around 1 ft.

Saturday Night

WNW wind around 13 kt. Partly cloudy. Seas around 1 ft.

Sunday

NW wind around 13 kt. Mostly sunny. Seas around 1 ft.

Sunday Night

NW wind 7 to 10 kt. Partly cloudy. Seas 1 ft or less.

Monday

NW wind 6 to 9 kt. Sunny. Seas 1 ft or less.

Monday Night

Variable winds 5 kt or less. Mostly clear. 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.