For More Weather Information:

19NM WSW Islip NY

[NOTICE]

Last Update: 2:25 pm EDT Apr 12, 2026
Forecast Valid: 2pm EDT Apr 12, 2026-6pm EDT Apr 18, 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM MONDAY MORNING THROUGH

This Afternoon

SE wind around 10 kt. Mostly sunny. Seas around 3 ft.

Tonight

S wind 10 to 12 kt. Mostly cloudy. Seas around 3 ft.

Monday

SSW wind 14 to 16 kt. Mostly cloudy. Seas 3 to 4 ft.

Monday Night

SW wind 12 to 15 kt decreasing to 9 to 12 kt after midnight. Partly cloudy. Seas 3 to 4 ft.

Tuesday

WSW wind 7 to 11 kt becoming S in the afternoon. Mostly sunny. Seas around 3 ft.

Tuesday Night

SW wind 9 to 14 kt. Mostly cloudy. Seas around 3 ft.

Wednesday

SW wind 8 to 12 kt. Mostly sunny. Seas 2 to 3 ft.

Wednesday Night

SW wind 8 to 11 kt. A chance of showers. Seas around 3 ft.

Thursday

WSW wind 8 to 12 kt becoming S in the afternoon. Partly sunny. Seas 2 to 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.