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12NM NW Islip NY

[NOTICE]

Last Update: 8:38 pm EDT Sep 13, 2026
Forecast Valid: 12am EDT Sep 14, 2026-6pm EDT Sep 20, 2026

Overnight

SW wind 6 to 8 kt becoming W. Isolated showers after 2am. Seas 1 ft or less.

Monday

NNW wind 9 to 12 kt. Isolated showers before 8am. Seas 1 ft or less.

Monday Night

N wind around 11 kt becoming NE after midnight. Clear. Seas 1 ft or less.

Tuesday

NE wind 5 to 9 kt becoming variable and less than 5 kt in the afternoon. Sunny. Seas 1 ft or less.

Tuesday Night

SSE wind around 6 kt becoming variable and less than 5 kt after midnight. Mostly clear. Seas 1 ft or less.

Wednesday

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

Wednesday Night

S wind around 6 kt becoming variable and less than 5 kt in the evening. Partly cloudy. Seas 1 ft or less.

Thursday

Variable winds less than 5 kt becoming SSW around 6 kt in the afternoon. Mostly sunny. Seas 1 ft or less.

Thursday Night

SSW wind around 8 kt becoming W after midnight. 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.