For More Weather Information:

13NM WSW Islip NY

[NOTICE]

Last Update: 7:53 pm EDT Oct 18, 2026
Forecast Valid: 12am EDT Oct 19, 2026-6pm EDT Oct 25, 2026

Overnight

NE wind around 6 kt. Clear. Seas around 1 ft.

Monday

NE wind 9 to 12 kt. Sunny. Seas around 1 ft.

Monday Night

NNE wind 8 to 12 kt, with gusts as high as 21 kt. Partly cloudy. Seas around 1 ft.

Tuesday

NNE wind 13 to 15 kt, with gusts as high as 24 kt. Cloudy, then gradually becoming mostly sunny. Seas around 2 ft.

Tuesday Night

NNE wind 12 to 15 kt, with gusts as high as 26 kt. Partly cloudy. Seas 1 to 2 ft.

Wednesday

NNE wind 12 to 16 kt, with gusts as high as 25 kt. Mostly sunny. Seas 1 to 2 ft.

Wednesday Night

NNE wind around 12 kt. Partly cloudy. Seas around 1 ft.

Thursday

NNW wind 9 to 11 kt. Mostly sunny. Seas around 1 ft.

Thursday Night

N wind 8 to 11 kt. Mostly clear. 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.