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15NM SW Islip NY

[NOTICE]

Last Update: 11:18 am EDT Mar 9, 2026
Forecast Valid: 11am EDT Mar 9, 2026-6pm EDT Mar 15, 2026

Today

SSW wind 7 to 9 kt. Mostly sunny. Seas around 3 ft.

Tonight

S wind 7 to 10 kt becoming SW after midnight. Patchy fog. Seas around 3 ft.

Tuesday

S wind 6 to 9 kt. Mostly cloudy. Seas around 2 ft.

Tuesday Night

SSW wind around 9 kt. Patchy fog. Seas around 2 ft.

Wednesday

S wind 10 to 13 kt increasing to 14 to 17 kt in the afternoon. A slight chance of showers after 2pm. Seas around 3 ft.

Wednesday Night

SSW wind 21 to 23 kt. A chance of rain after 8pm. Seas 5 to 6 ft.

Thursday

SW wind 19 to 23 kt becoming WNW in the afternoon. Rain likely before 2pm, then a chance of rain and snow. Seas 5 to 6 ft.

Thursday Night

NW wind 15 to 19 kt. A chance of rain and snow before 8pm. Seas 3 to 4 ft.

Friday

W wind 10 to 13 kt becoming S 14 to 17 kt in the afternoon. Partly sunny. Seas 2 to 3 ft.

*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.