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15NM SW Islip NY

[NOTICE]

Last Update: 9:30 pm EDT Mar 8, 2026
Forecast Valid: 10pm EDT Mar 8, 2026-6pm EDT Mar 15, 2026

...DENSE FOG ADVISORY IN EFFECT UNTIL 8 AM EDT MONDAY...

Tonight

W wind 7 to 9 kt. Patchy fog after midnight. Seas around 4 ft.

Monday

Variable winds less than 5 kt becoming SSW 5 to 8 kt in the morning. Mostly sunny. Seas around 3 ft.

Monday Night

SSW wind 5 to 7 kt becoming variable and less than 5 kt after midnight. Mostly cloudy. Seas around 3 ft.

Tuesday

Variable winds less than 5 kt becoming SSW 5 to 7 kt in the morning. Partly sunny. Seas around 2 ft.

Tuesday Night

SSW wind 7 to 9 kt. Mostly cloudy. Seas 2 to 3 ft.

Wednesday

S wind 10 to 13 kt increasing to 15 to 18 kt in the afternoon. Cloudy. Seas 3 to 4 ft.

Wednesday Night

SSW wind 22 to 26 kt, with gusts as high as 32 kt. A chance of showers after 2am. Seas 5 ft building to 7 ft.

Thursday

SSW wind 24 to 27 kt becoming W 21 to 24 kt in the afternoon. Showers likely. Seas 7 to 8 ft.

Thursday Night

WNW wind 19 to 23 kt. A chance of showers. Seas 5 to 6 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.