For More Weather Information:

12NM NW Islip NY

[NOTICE]

Last Update: 7:08 am EDT Jun 30, 2026
Forecast Valid: 8am EDT Jun 30, 2026-6pm EDT Jul 6, 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON

Today

Variable winds less than 5 kt becoming SSW 6 to 11 kt in the morning. Mostly sunny. Seas 1 ft or less.

Tonight

SW wind 11 to 13 kt, with gusts as high as 25 kt. A slight chance of showers and thunderstorms after 11pm. Seas 1 ft or less.

Wednesday

SSW wind 9 to 11 kt. A slight chance of showers and thunderstorms after 2pm. Seas 1 ft or less.

Wednesday Night

SW wind 9 to 11 kt. A slight chance of showers and thunderstorms before 8pm. Seas 1 ft or less.

Thursday

WSW wind 6 to 8 kt. Sunny. Seas 1 ft or less.

Thursday Night

SSW wind 6 to 9 kt becoming W after midnight. Clear. Seas 1 ft or less.

Friday

W wind 5 to 7 kt. A chance of showers after 2pm. Seas 1 ft or less.

Friday Night

WSW wind around 6 kt becoming variable and less than 5 kt after midnight. A chance of showers. Seas 1 ft or less.

Independence Day

Variable winds less than 5 kt becoming WSW 5 to 7 kt in the afternoon. A chance of showers. 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.