| NWS Forecast for: 12NM NNE Islip NY Long Island Sound Issued by: National Weather Service New York, NY Last Update: 1:22 am EDT Jul 3, 2025 |  |
| Thursday: Variable winds less than 5 km/h becoming W 8 to 13 km/h in the morning. A chance of showers and thunderstorms, mainly after 5pm. Seas 1 m or less. Thursday Night: NW wind around 11 km/h becoming W in the evening. A chance of showers and thunderstorms, mainly before 8pm. Seas 1 m or less. Independence Day: NNW wind around 11 km/h becoming WNW in the afternoon. Sunny. Seas 1 m or less. Friday Night: NNW wind 5 to 10 km/h. Mostly clear. Seas 1 m or less. Saturday: Variable winds less than 5 km/h becoming S 5 to 10 km/h in the morning. Sunny. Seas 1 m or less. Saturday Night: SSW wind around 14 km/h. Partly cloudy. Seas 1 m or less. Sunday: SSW wind 13 to 18 km/h. Mostly sunny. Seas 1 m or less. Sunday Night: SSW wind 18 to 21 km/h decreasing to 14 to 17 km/h after midnight. Winds could gust as high as 32 km/h. Partly cloudy. Seas 1 m or less. Monday: SSW wind 13 to 18 km/h. Sunny. Seas 1 m or less. | |
| Marine Point Forecast: 40.92°N 73.15°W Associated Zone Forecast which includes this point | |
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