For More Weather Information:

13NM E Islip NY

[NOTICE]

Last Update: 2:22 am EDT Oct 18, 2026
Forecast Valid: 5am EDT Oct 18, 2026-6pm EDT Oct 24, 2026

Today

NNE wind 8 to 13 kt. Sunny. Seas 1 ft or less.

Tonight

NE wind 6 to 8 kt. Mostly clear. Seas 1 ft or less.

Monday

NE wind 13 to 15 kt. Partly sunny. Seas 1 ft or less.

Monday Night

NNE wind 14 to 17 kt increasing to 18 to 21 kt after midnight. Mostly cloudy. Seas 1 ft or less.

Tuesday

NNE wind 18 to 23 kt. Partly sunny. Seas 1 ft or less.

Tuesday Night

NNE wind 20 to 23 kt increasing to 23 to 26 kt after midnight. Partly cloudy. Seas 1 ft or less.

Wednesday

NNE wind 23 to 28 kt decreasing to 18 to 23 kt in the afternoon. Mostly sunny. Seas 1 ft or less.

Wednesday Night

NNE wind 15 to 18 kt, with gusts as high as 26 kt. Mostly cloudy. Seas 1 ft or less.

Thursday

N wind 12 to 17 kt, with gusts as high as 23 kt. Mostly 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.