| NWS Forecast for: 11NM W Marco Island FL Gulf of Mexico Issued by: National Weather Service Miami - South Florida Last Update: 11:06 am CDT Jul 18, 2025 | |
| This Afternoon: SE wind 7 to 9 kt becoming SSW. A slight chance of showers and thunderstorms after 5pm. Seas 1 to 2 ft. Dominant period 4 seconds. Bay and inland waters a light chop. Tonight: SW wind 5 to 11 kt becoming NE in the evening. A chance of showers and thunderstorms, mainly before 7pm. Seas around 1 ft. Dominant period 3 to 4 seconds. Bay and inland waters a light chop. Saturday: E wind 6 to 11 kt becoming WSW in the afternoon. A slight chance of showers and thunderstorms after 1pm. Seas around 1 ft. Dominant period 3 seconds. Bay and inland waters a light chop becoming smooth. Saturday Night: Variable winds less than 5 kt becoming ESE around 6 kt in the evening. Mostly clear. Seas around 1 ft. Dominant period 3 seconds. Bay and inland waters smooth. Sunday: Variable winds less than 5 kt becoming WNW 5 to 7 kt in the afternoon. A chance of showers and thunderstorms after 1pm. Seas 1 ft or less. Bay and inland waters smooth. Sunday Night: WNW wind around 6 kt becoming S after midnight. A slight chance of showers and thunderstorms before 1am. Seas 1 ft or less. Bay and inland waters smooth. Monday: Variable winds less than 5 kt becoming W around 6 kt in the afternoon. A chance of showers and thunderstorms, mainly after 1pm. Seas 1 ft or less. Bay and inland waters smooth. Monday Night: NW wind around 6 kt becoming variable and less than 5 kt after midnight. A chance of showers and thunderstorms, mainly before 1am. Seas around 1 ft. Bay and inland waters smooth. Tuesday: Variable winds less than 5 kt becoming W around 6 kt in the afternoon. A chance of showers and thunderstorms. Seas around 1 ft. Bay and inland waters smooth. | |
| Marine Point Forecast: 25.97°N 81.92°W Associated Zone Forecast which includes this point | |
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