Last Update: 403 PM EDT Sun May 17 2026

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New York, NY Local Forecast Office

17NM SE Islip NY

Marine Zone Forecast


Tonight
SW winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight, then becoming NW late. Seas 3 to 5 ft, occasionally to 6 ft. Wave detail: S 4 ft at 8 seconds.
Mon
E winds 5 to 10 kt. Seas around 3 ft. Wave detail: S 3 ft at 8 seconds.
Mon Night
S winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave detail: S 3 ft at 7 seconds and SE 2 ft at 8 seconds.
Tue
SW winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Seas 3 to 5 ft, occasionally to 6 ft. Wave detail: S 4 ft at 6 seconds and SE 2 ft at 9 seconds.
Tue Night
SW winds 15 to 20 kt with gusts up to 25 kt. Seas 5 to 6 ft, occasionally to 8 ft. Wave detail: S 6 ft at 6 seconds and SE 2 ft at 9 seconds.
Wed
SW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 5 ft, occasionally to 6 ft. Wave detail: S 5 ft at 6 seconds and SE 1 ft at 9 seconds. Showers likely in the afternoon.
Wed Night
W winds 10 to 15 kt with gusts up to 20 kt, becoming N after midnight. Seas 3 to 5 ft, occasionally to 6 ft. Showers likely, mainly in the evening.
Thu
NE winds 10 to 15 kt. Seas 3 to 4 ft, occasionally to 5 ft.
Thu Night
SE winds 5 to 10 kt. Seas 2 to 3 ft.
Fri
E winds 10 to 15 kt. Seas 2 to 3 ft. Chance of showers.
Fri Night
E winds 5 to 10 kt. Seas around 3 ft. Chance of showers.



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403 PM EDT Sun May 17 2026
 
 

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