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12NM NW Islip NY

[NOTICE]

Last Update: 2:23 pm EDT Oct 24, 2026
Forecast Valid: 7pm EDT Oct 24, 2026-6pm EDT Oct 31, 2026

Tonight

Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.

Sunday

Variable winds 5 kt or less. Sunny. Seas 1 ft or less.

Sunday Night

Variable winds less than 5 kt becoming W around 6 kt in the evening. Clear. Seas 1 ft or less.

Monday

W wind around 6 kt. Sunny. Seas 1 ft or less.

Monday Night

W wind 6 to 11 kt becoming N after midnight. Clear. Seas 1 ft or less.

Tuesday

N wind 9 to 12 kt decreasing to 5 to 8 kt in the afternoon. Sunny. Seas 1 ft or less.

Tuesday Night

NE wind around 6 kt. Mostly clear. Seas 1 ft or less.

Wednesday

NE wind 5 to 7 kt becoming variable and less than 5 kt in the afternoon. Mostly sunny. Seas 1 ft or less.

Wednesday Night

Variable winds 5 kt or less. Partly 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.