For More Weather Information:

6NM SSW Islip NY

[NOTICE]

Last Update: 3:06 am EDT Aug 27, 2026
Forecast Valid: 3am EDT Aug 27, 2026-6pm EDT Sep 2, 2026

Thursday

S wind 9 to 14 kt, with gusts as high as 21 kt. A slight chance of showers and thunderstorms between 11am and 5pm. Seas 1 ft or less.

Thursday Night

S wind 9 to 12 kt decreasing to 5 to 8 kt after midnight. A slight chance of showers and thunderstorms after 8pm. Seas 1 ft or less.

Friday

Variable winds less than 5 kt becoming SW 5 to 7 kt in the afternoon. A chance of showers and thunderstorms after 2pm. Seas 1 ft or less.

Friday Night

Variable winds 5 kt or less. A chance of showers and thunderstorms before 8pm. Seas 1 ft or less.

Saturday

N wind 5 to 7 kt becoming E in the afternoon. Mostly sunny. Seas 1 ft or less.

Saturday Night

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

Sunday

Variable winds less than 5 kt becoming SSW 5 to 10 kt in the afternoon. Mostly sunny. Seas 1 ft or less.

Sunday Night

SSW wind around 10 kt becoming WSW after midnight. Partly cloudy. Seas 1 ft or less.

Monday

WSW wind around 8 kt. Partly sunny. Seas 1 ft or less.

Winds and waves may be higher in and near tstms.

*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.