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15NM SW Islip NY

[NOTICE]

Last Update: 10:04 am EST Feb 16, 2026
Forecast Valid: 1pm EST Feb 16, 2026-6pm EST Feb 22, 2026

...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY EVENING...

Washington's Birthday

NE wind 10 to 13 kt decreasing to 7 to 10 kt. Mostly sunny. Seas around 4 ft.

Tonight

Variable winds 5 kt or less. A slight chance of rain and snow after 4am. Seas 4 to 5 ft.

Tuesday

WSW wind 6 to 10 kt. A slight chance of rain and snow before 7am. Seas around 4 ft.

Tuesday Night

WSW wind 5 to 7 kt. Increasing clouds. Seas around 4 ft.

Wednesday

SSE wind 5 to 10 kt. Rain likely. Seas 3 to 4 ft.

Wednesday Night

SW wind 10 to 14 kt becoming NNW after midnight. A chance of rain before 1am. Seas 3 to 4 ft.

Thursday

NNE wind around 12 kt becoming E in the afternoon. Mostly cloudy. Seas around 4 ft.

Thursday Night

ENE wind 9 to 11 kt. A chance of rain. Seas around 3 ft.

Friday

E wind 13 to 18 kt. Rain likely. Seas 3 to 4 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.