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19NM WSW Islip NY

[NOTICE]

Last Update: 2:12 pm EDT Apr 14, 2026
Forecast Valid: 5pm EDT Apr 14, 2026-6pm EDT Apr 21, 2026

Tonight

SW wind 12 to 15 kt decreasing to 9 to 12 kt after midnight. A slight chance of showers and thunderstorms between 8pm and 11pm. Seas 3 to 4 ft.

Wednesday

WSW wind 7 to 12 kt becoming S in the afternoon. A slight chance of showers after 5pm. Seas 2 to 3 ft.

Wednesday Night

SSW wind 8 to 12 kt. A chance of showers and thunderstorms between 8pm and 2am, then a slight chance of showers. Seas 2 to 3 ft.

Thursday

SW wind 7 to 11 kt becoming S in the afternoon. A slight chance of showers before 8am. Seas around 2 ft.

Thursday Night

SSW wind 8 to 13 kt. A slight chance of showers after 2am. Seas 2 to 3 ft.

Friday

SW wind 7 to 10 kt. A chance of showers after 2pm. Seas 2 to 3 ft.

Friday Night

NW wind around 9 kt becoming ENE after midnight. A chance of showers before 8pm. Seas around 2 ft.

Saturday

ENE wind 7 to 9 kt becoming ESE in the afternoon. Partly sunny. Seas around 2 ft.

Saturday Night

SE wind around 10 kt. Mostly cloudy. Seas around 2 ft.

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.