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12NM NW Islip NY

[NOTICE]

Last Update: 4:32 pm EDT Aug 3, 2026
Forecast Valid: 6pm EDT Aug 3, 2026-6pm EDT Aug 10, 2026

Tonight

WSW wind 6 to 10 kt becoming NNW after midnight. A chance of showers and thunderstorms before 8pm. Seas 1 ft or less.

Tuesday

Variable winds 5 kt or less. Patchy fog before 8am. Seas 1 ft or less.

Tuesday Night

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

Wednesday

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

Wednesday Night

SSW wind 5 to 7 kt. A slight chance of showers after 2am. Seas 1 ft or less.

Thursday

SSW wind 5 to 8 kt. Mostly sunny. Seas 1 ft or less.

Thursday Night

SW wind 6 to 9 kt. A chance of showers and thunderstorms between 8pm and 2am. Seas 1 ft or less.

Friday

SW wind around 7 kt. A chance of showers. Seas 1 ft or less.

Friday Night

SW wind around 6 kt becoming variable and less than 5 kt after midnight. A chance of showers. Seas 1 ft or less.

Winds and seas may be higher in and near tstms.

*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.