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12NM NW Islip NY

[NOTICE]

Last Update: 2:25 am EDT Apr 22, 2026
Forecast Valid: 1pm EDT Apr 22, 2026-6pm EDT Apr 28, 2026

This Afternoon

SSE wind 10 to 12 kt, with gusts as high as 20 kt. A chance of showers before 2pm. Seas 1 ft or less.

Tonight

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

Thursday

WNW wind 5 to 9 kt. Mostly sunny. Seas 1 ft or less.

Thursday Night

NW wind around 8 kt becoming N after midnight. Mostly cloudy. Seas 1 ft or less.

Friday

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

Friday Night

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

Saturday

ENE wind around 9 kt becoming ESE in the afternoon. A chance of showers. Seas 1 ft or less.

Saturday Night

SE wind 5 to 7 kt becoming E after midnight. A chance of showers. Seas 1 ft or less.

Sunday

ENE wind 7 to 9 kt. Partly 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.