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12NM NW Islip NY

[NOTICE]

Last Update: 5:41 pm EST Jan 17, 2026
Forecast Valid: 6pm EST Jan 17, 2026-6pm EST Jan 24, 2026

Tonight

WSW wind 5 to 9 kt becoming variable and less than 5 kt after midnight. A chance of snow, mainly after 4am. Seas 1 ft or less.

Sunday

Variable winds 5 kt or less. Periods of snow, mainly after 7am. Seas 1 ft or less.

Sunday Night

N wind 7 to 9 kt becoming WNW after midnight. A chance of snow before 1am. Seas 1 ft or less.

M.L.King Day

WSW wind 10 to 13 kt increasing to 16 to 19 kt in the afternoon. Mostly sunny. Seas 1 ft or less.

Monday Night

W wind 17 to 21 kt. Partly cloudy. Seas around 1 ft.

Tuesday

W wind around 16 kt. Mostly sunny. Seas around 1 ft.

Tuesday Night

W wind 12 to 15 kt decreasing to 9 to 12 kt after midnight. Mostly clear. Seas 1 ft or less.

Wednesday

WSW wind 7 to 10 kt becoming SSW 12 to 15 kt in the afternoon. Mostly sunny. Seas 1 ft or less.

Wednesday Night

SW wind 14 to 16 kt. Mostly cloudy. Seas 1 ft or less.

*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.