For More Weather Information:

18NM WSW Islip NY

[NOTICE]

Last Update: 1:57 am EST Jan 12, 2026
Forecast Valid: 4am EST Jan 12, 2026-6pm EST Jan 18, 2026

...GALE WARNING IN EFFECT UNTIL 6 AM EST EARLY THIS MORNING...

Monday

WNW wind 14 to 18 kt becoming WSW in the afternoon. Winds could gust as high as 27 kt. Sunny. Seas 1 ft or less.

Monday Night

W wind 11 to 14 kt. Mostly clear. Seas 1 ft or less.

Tuesday

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

Tuesday Night

SSW wind 13 to 15 kt. Mostly cloudy. Seas 1 ft or less.

Wednesday

SW wind 9 to 12 kt. A slight chance of showers. Seas 1 ft or less.

Wednesday Night

SSW wind around 6 kt becoming WNW after midnight. A chance of showers. Seas 1 ft or less.

Thursday

WNW wind 7 to 12 kt. A chance of rain. Seas 1 ft or less.

Thursday Night

NNW wind 13 to 15 kt. A chance of snow. Seas 1 ft or less.

Friday

NNW wind 12 to 15 kt becoming W 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.