Last Update: 612 PM EST Thu Jan 22 2026

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New York, NY Local Forecast Office

17NM SE Islip NY

Marine Zone Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE FRIDAY NIGHT... ...FREEZING SPRAY ADVISORY IN EFFECT FROM FRIDAY EVENING THROUGH

Tonight
W winds around 15 kt with gusts up to 20 kt, increasing to 20 to 25 kt with gusts up to 30 kt late this evening, then becoming NW 15 to 20 kt with gusts up to 25 kt late. Seas 4 to 5 ft, occasionally to 6 ft. Wave detail: SW 4 ft at 6 seconds and SE 2 ft at 10 seconds.
Fri
W winds 15 to 20 kt, increasing to 25 to 30 kt in the afternoon. Seas 4 to 5 ft, occasionally to 6 ft, building to 5 to 7 ft, occasionally to 9 ft in the afternoon. Wave detail: SW 4 ft at 6 seconds and SE 2 ft at 11 seconds, becoming SW 6 ft at 6 seconds and SE 2 ft at 11 seconds.
Fri Night
NW winds 25 to 30 kt, diminishing to 20 to 25 kt after midnight. Seas 5 to 7 ft, occasionally to 9 ft. Wave detail: W 7 ft at 6 seconds and SE 2 ft at 11 seconds. Freezing spray.
Sat
NW winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Seas 3 to 5 ft, occasionally to 6 ft. Wave detail: NW 4 ft at 5 seconds and SE 2 ft at 10 seconds. Freezing spray.
Sat Night
N winds 10 to 15 kt. Seas 2 to 3 ft. Wave detail: N 2 ft at 4 seconds and SE 1 ft at 11 seconds. Chance of snow after midnight with vsby 1 to 3 nm.
Sun
NE winds 20 to 25 kt with gusts up to 35 kt. Seas 2 to 4 ft, occasionally to 5 ft, building to 5 to 7 ft, occasionally to 9 ft in the afternoon. Wave detail: NE 4 ft at 4 seconds and W 1 ft at 3 seconds, becoming E 7 ft at 6 seconds and SE 1 ft at 10 seconds. Snow. Vsby less than 1 nm.
Sun Night
NE winds 25 to 30 kt with gusts up to 40 kt. Seas 7 to 10 ft, occasionally to 13 ft. Snow and rain. Vsby less than 1 nm.
Mon
N winds 25 to 30 kt. Seas 8 to 11 ft, occasionally to 14 ft. Snow likely. Vsby 1 to 3 nm.
Mon Night
NW winds around 30 kt with gusts up to 40 kt. Seas 9 to 12 ft, occasionally to 15 ft. Chance of snow showers. Vsby 1 to 3 nm.
Tue
W winds 25 to 30 kt with gusts up to 40 kt. Seas 7 to 10 ft, occasionally to 13 ft.
Tue Night
W winds 20 to 25 kt with gusts up to 35 kt. Seas 5 to 8 ft, occasionally to 10 ft.



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612 PM EST Thu Jan 22 2026
 
 

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