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12NM NW Islip NY

[NOTICE]

Last Update: 1:20 pm EST Nov 14, 2026
Forecast Valid: 1pm EST Nov 14, 2026-6pm EST Nov 20, 2026

This Afternoon

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

Tonight

WNW wind 13 to 15 kt. Mostly cloudy, then gradually becoming mostly clear. Seas around 1 ft.

Sunday

NNW wind around 12 kt. Sunny. Seas around 1 ft.

Sunday Night

NNW wind 9 to 11 kt. Mostly clear. Seas 1 ft or less.

Monday

NNW wind 7 to 10 kt. Sunny. Seas 1 ft or less.

Monday Night

NNW wind 5 to 7 kt. Clear. Seas 1 ft or less.

Tuesday

Variable winds 5 kt or less. Sunny. Seas 1 ft or less.

Tuesday Night

Variable winds 5 kt or less. Clear. Seas 1 ft or less.

Wednesday

Variable winds 5 kt or less. Sunny. 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.