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Hazardous Weather Conditions
Last Update: 109 AM EST Wed Nov 12 2025
For More Weather Information:
17NM SE Islip NY
Marine Zone Forecast
...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON...
Overnight
W winds 25 to 30 kt, diminishing to 20 to 25 kt late. Seas 6 to 9 ft, occasionally to 11 ft. Wave detail: W 8 ft at 7 seconds and SE 1 ft at 10 seconds.
Today
W winds 20 to 25 kt with gusts up to 30 kt. Seas 6 to 8 ft, occasionally to 10 ft. Wave detail: SW 7 ft at 7 seconds and SE 1 ft at 10 seconds.
Tonight
W winds around 25 kt with gusts up to 30 kt. Seas 5 to 8 ft, occasionally to 10 ft. Wave detail: W 7 ft at 7 seconds and SE 1 ft at 11 seconds.
Thu
W winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to 7 ft, occasionally to 9 ft. Wave detail: W 7 ft at 6 seconds.
Thu Night
NW winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to 6 ft, occasionally to 8 ft. Wave detail: W 5 ft at 6 seconds and S 1 ft at 9 seconds.
Fri
NW winds around 20 kt with gusts up to 25 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave detail: W 4 ft at 5 seconds and SE 1 ft at 9 seconds.
Fri Night
NW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft, occasionally to 5 ft.
Sat
NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft.
Sat Night
SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. Chance of rain.
Sun
W winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to 6 ft, occasionally to 8 ft. Rain likely.
Sun Night
W winds 25 to 35 kt. Seas 5 to 8 ft, occasionally to 10 ft.
Additional Forecasts and Information
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