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12NM NW Islip NY

[NOTICE]

Last Update: 5:27 am EDT Sep 14, 2026
Forecast Valid: 9am EDT Sep 14, 2026-6pm EDT Sep 20, 2026

Today

NNW wind around 13 kt, with gusts as high as 21 kt. Sunny. Seas 1 ft or less.

Tonight

NNE wind around 10 kt. Mostly clear. Seas 1 ft or less.

Tuesday

NE wind 5 to 8 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 after midnight. 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 7 to 9 kt becoming W after midnight. Partly cloudy. Seas 1 ft or less.

Friday

NNW wind around 8 kt becoming NNE in the afternoon. Partly sunny. 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.