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12NM NW Islip NY

[NOTICE]

Last Update: 7:47 pm EDT Oct 8, 2026
Forecast Valid: 8pm EDT Oct 8, 2026-6pm EDT Oct 15, 2026

Tonight

WNW wind 5 to 7 kt. Clear. Seas around 1 ft.

Friday

W wind 7 to 11 kt, with gusts as high as 22 kt. Sunny. Seas around 1 ft.

Friday Night

WNW wind around 6 kt becoming variable and less than 5 kt after midnight. Mostly clear. Seas 1 ft or less.

Saturday

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

Saturday Night

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

Sunday

Variable winds less than 5 kt becoming S 5 to 7 kt in the morning. A chance of showers after 2pm. Seas 1 ft or less.

Sunday Night

SE wind 7 to 9 kt becoming E after midnight. Showers, mainly after 8pm. Seas around 1 ft.

Columbus Day

N wind 6 to 8 kt. A chance of showers. Seas around 1 ft.

Monday Night

Variable winds 5 kt or less. Partly cloudy. 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.