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Hazardous Weather Conditions
Last Update: 620 AM EDT Wed Jun 18 2025
For More Weather Information:
17NM SE Islip NY
Marine Zone Forecast
...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM EDT THIS MORNING...
Today
S winds 5 to 10 kt. Seas around 3 ft. Wave detail: SE 3 ft at 7 seconds. Widespread dense fog early this morning, then areas of fog late this morning. Chance of showers. Isolated tstms this afternoon. Vsby less than 1 nm, increasing to 1 to 3 nm late this morning, then 1 to 3 nm late.
Tonight
S winds 5 to 10 kt, becoming SW after midnight. Seas around 3 ft. Wave detail: SE 3 ft at 7 seconds. Chance of showers with isolated tstms in the evening, then slight chance of showers after midnight. Vsby 1 to 3 nm in the evening.
Thu
SW winds 10 to 15 kt, increasing to 15 to 20 kt with gusts up to 25 kt in the afternoon. Seas 3 to 5 ft, occasionally to 6 ft. Wave detail: SE 4 ft at 7 seconds. Chance of showers and tstms in the afternoon with vsby 1 to 3 nm.
Thu Night
SW winds 15 to 20 kt, becoming W 10 to 15 kt after midnight. Seas 4 to 5 ft, occasionally to 6 ft. Wave detail: SE 5 ft at 7 seconds. Chance of showers and tstms in the evening, then chance of showers after midnight. Vsby 1 to 3 nm in the evening.
Fri
W winds 10 to 15 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave detail: S 4 ft at 7 seconds and E 1 ft at 8 seconds.
Fri Night
W winds 5 to 10 kt. Seas 2 to 4 ft, occasionally to 5 ft. Wave detail: S 3 ft at 7 seconds and E 1 ft at 8 seconds.
Sat
SW winds 5 to 10 kt. Seas 2 to 3 ft.
Sat Night
SW winds around 10 kt. Seas 2 to 3 ft.
Sun
SW winds 10 to 15 kt with gusts up to 20 kt. Seas around 3 ft.
Sun Night
SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft.
winds and seas may be higher in and near tstms.
winds and seas may be higher in and near tstms.
Additional Forecasts and Information
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