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19NM WSW Islip NY

[NOTICE]

Last Update: 9:09 am EDT Apr 13, 2026
Forecast Valid: 12pm EDT Apr 13, 2026-6pm EDT Apr 19, 2026

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

This Afternoon

SSW wind around 19 kt, with gusts as high as 27 kt. Mostly cloudy. Seas around 4 ft.

Tonight

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

Tuesday

WSW wind 6 to 11 kt becoming S in the afternoon. Mostly sunny. Seas around 3 ft.

Tuesday Night

SW wind 12 to 15 kt decreasing to 9 to 12 kt after midnight. A slight chance of showers before 2am. Seas 3 to 4 ft.

Wednesday

SSW wind 9 to 12 kt. A slight chance of showers after 2pm. Seas around 2 ft.

Wednesday Night

SW wind 6 to 10 kt. A chance of showers between 8pm and 2am. Seas 2 to 3 ft.

Thursday

SW wind 6 to 11 kt becoming S in the afternoon. Partly sunny. Seas around 2 ft.

Thursday Night

S wind 10 to 14 kt becoming SW after midnight. Mostly cloudy. Seas 2 to 3 ft.

Friday

WSW wind around 9 kt. Mostly 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.