| NWS Forecast for: Key Biscayne FL Biscayne Bay Issued by: National Weather Service Miami - South Florida Last Update: 2:47 pm EDT Jul 12, 2025 | |
| Tonight: SSE wind around 6 kt. A slight chance of showers before 11pm, then a slight chance of showers and thunderstorms after 3am. Bay waters smooth. Sunday: NE wind 5 to 7 kt becoming variable and less than 5 kt in the afternoon. A chance of showers and thunderstorms, mainly after 9am. Bay waters smooth. Sunday Night: WSW wind around 6 kt. Showers and thunderstorms likely, mainly before 8pm. Bay waters smooth. Monday: W wind 5 to 7 kt becoming SSW in the afternoon. Showers likely and possibly a thunderstorm before 8am, then showers and thunderstorms likely between 8am and 5pm, then showers and possibly a thunderstorm after 5pm. Bay waters smooth. Monday Night: SSW wind 5 to 7 kt. Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm. Bay waters smooth. Tuesday: S wind 7 to 11 kt. Showers likely and possibly a thunderstorm before 11am, then showers and thunderstorms likely after 11am. Bay waters a light chop. Tuesday Night: SE wind 9 to 12 kt. A chance of showers and thunderstorms. Bay waters a light chop. Wednesday: SSE wind 11 to 14 kt. Showers and thunderstorms likely. Bay waters a moderate chop becoming a light chop. Wednesday Night: SE wind 11 to 14 kt. A chance of showers and thunderstorms. Bay waters a light chop becoming a moderate chop. | |
| Marine Point Forecast: 25.69°N 80.17°W Associated Zone Forecast which includes this point | |
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