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New York, NY Local Forecast Office

17NM SE Islip NY

Marine Zone Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON...

Overnight

NW winds around 20 kt with gusts up to 25 kt. Seas 3 to 5 ft, occasionally to 6 ft. Wave detail: W 4 ft at 5 seconds and S 1 ft at 8 seconds.

Today

NW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave detail: NW 4 ft at 5 seconds and SE 1 ft at 9 seconds.

Tonight

NW winds 15 to 20 kt, becoming N 10 to 15 kt after midnight. Seas 2 to 4 ft, occasionally to 5 ft. Wave detail: NW 3 ft at 5 seconds.

Sat

NW winds 5 to 10 kt, becoming SW 10 to 15 kt in the afternoon. Seas around 2 ft. Wave detail: N 2 ft at 4 seconds.

Sat Night

SW winds 15 to 20 kt, increasing to 20 to 25 kt after midnight. Seas 2 to 4 ft, occasionally to 5 ft, building to 4 to 6 ft, occasionally to 8 ft after midnight. Wave detail: SW 4 ft at 5 seconds, becoming SW 6 ft at 6 seconds. Rain.

Sun

W winds 20 to 25 kt, increasing to 25 to 30 kt in the afternoon. Seas 5 to 8 ft, occasionally to 10 ft. Wave detail: SW 6 ft at 7 seconds. Chance of rain in the morning.

Sun Night

W winds 25 to 30 kt. Seas 6 to 8 ft, occasionally to 10 ft.

Mon

W winds 25 to 30 kt. Seas 6 to 9 ft, occasionally to 11 ft.

Mon Night

NW winds 25 to 30 kt. Seas 4 to 6 ft, occasionally to 8 ft.

Tue

W winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft, occasionally to 5 ft.

Tue Night

NW winds 10 to 15 kt. Seas 2 to 3 ft.