News Headlines

For More Weather Information:

15NM SW Islip NY

[NOTICE]

Last Update: 7:02 am EDT Apr 24, 2026
Forecast Valid: 10am EDT Apr 24, 2026-6pm EDT Apr 30, 2026

Today

NE wind 6 to 8 kt becoming S in the afternoon. Mostly sunny. Seas around 2 ft.

Tonight

S wind 7 to 9 kt becoming ESE after midnight. A slight chance of rain after 5am. Seas around 2 ft.

Saturday

ESE wind 14 to 16 kt. Rain, mainly after 8am. Seas 2 to 3 ft.

Saturday Night

E wind 15 to 18 kt. Rain. Seas 3 to 4 ft.

Sunday

ENE wind around 21 kt. Rain likely, mainly before 8am. Seas 4 to 5 ft.

Sunday Night

NE wind around 19 kt. Partly cloudy. Seas around 5 ft.

Monday

NE wind 15 to 19 kt. Sunny. Seas 4 to 5 ft.

Monday Night

NE wind 8 to 12 kt. Partly cloudy. Seas 3 to 4 ft.

Tuesday

NE wind 8 to 12 kt becoming E in the afternoon. A chance of showers. Seas around 3 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.