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New York, NY Local Forecast Office

17NM SE Islip NY

Marine Zone Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY MORNING...

Tonight

N winds 15 to 20 kt, becoming NW 20 to 25 kt with gusts up to 30 kt late this evening and overnight. Seas 5 to 7 ft, occasionally to 9 ft. Wave detail: N 5 ft at 4 seconds and SE 5 ft at 10 seconds. Rain, snow and sleet this evening, then snow likely after midnight. Chance of light freezing spray after midnight. Vsby less than 1 nm, increasing to 1 to 3 nm after midnight.

Mon

NW winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to 7 ft, occasionally to 9 ft. Wave detail: W 5 ft at 5 seconds and SE 5 ft at 9 seconds. Chance of light freezing spray.

Mon Night

W winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft, occasionally to 8 ft. Wave detail: W 5 ft at 5 seconds and SE 3 ft at 10 seconds. Chance of light freezing spray in the evening, then light freezing spray after midnight.

Tue

W winds 15 to 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 2 ft at 9 seconds.

Tue Night

NW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft, occasionally to 5 ft. Wave detail: W 3 ft at 5 seconds and S 1 ft at 8 seconds. Slight chance of snow in the evening, then chance of snow after midnight. Vsby 1 to 3 nm.

Wed

NW winds 10 to 15 kt. Seas 2 to 3 ft. Wave detail: NW 3 ft at 4 seconds and SE 1 ft at 8 seconds.

Wed Night

NW winds around 10 kt, becoming W after midnight. Seas around 2 ft.

Thu

SW winds 10 to 15 kt. Seas around 2 ft.

Thu Night

NW winds around 10 kt. Seas around 2 ft.

Fri

NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft.

Fri Night

W winds 15 to 20 kt. Seas 3 to 5 ft, occasionally to 6 ft.