For More Weather Information:

12NM NW Islip NY

[NOTICE]

Last Update: 8:13 pm EDT Jun 26, 2026
Forecast Valid: 9pm EDT Jun 26, 2026-6pm EDT Jul 3, 2026

Tonight

Variable winds 5 kt or less. A chance of showers, mainly after 4am. Seas 1 ft or less.

Saturday

Variable winds 5 kt or less. A chance of showers, with thunderstorms also possible after 2pm. Seas 1 ft or less.

Saturday Night

Variable winds 5 kt or less. A slight chance of showers before 2am. Seas 1 ft or less.

Sunday

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

Sunday Night

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

Monday

Variable winds 5 kt or less. Sunny. Seas 1 ft or less.

Monday Night

S wind around 6 kt becoming variable and less than 5 kt after midnight. Mostly clear. Seas 1 ft or less.

Tuesday

Variable winds less than 5 kt becoming SSW 5 to 9 kt in the morning. Mostly sunny. Seas 1 ft or less.

Tuesday Night

SW wind 7 to 10 kt. Mostly cloudy. Seas around 1 ft.

Winds and seas 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.