For More Weather Information:

13NM E Islip NY

[NOTICE]

Last Update: 5:29 am EST Nov 18, 2025
Forecast Valid: 8am EST Nov 18, 2025-6pm EST Nov 24, 2025

Today

WNW wind around 13 kt. Sunny. Seas around 1 ft.

Tonight

WNW wind 5 to 8 kt becoming variable and less than 5 kt after midnight. A chance of rain after 1am. Seas 1 ft or less.

Wednesday

Variable winds less than 5 kt becoming N around 6 kt in the morning. A slight chance of rain before 1pm. Seas 1 ft or less.

Wednesday Night

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

Thursday

NNE wind 5 to 7 kt. Partly sunny. Seas 1 ft or less.

Thursday Night

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

Friday

SSW wind 5 to 10 kt increasing to 10 to 15 kt in the afternoon. A chance of rain. Seas around 1 ft.

Friday Night

WSW wind around 12 kt becoming NNW after midnight. A chance of rain. Seas around 1 ft.

Saturday

NW wind 10 to 12 kt. A chance of rain. Seas around 1 ft.

*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.