Last Update: 401 PM EDT Thu Sep 3 2026

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Miami - South Florida Local Forecast Office

39NM W Marco Island FL

Marine Zone Forecast


Tonight
S winds 5 to 10 kt. Seas less than 2 ft or less. Bay and inland waters light chop. A slight chance of showers and tstms.
Fri
S winds 5 to 10 kt. Seas less than 2 ft or less. Wave detail: S 1 foot at 2 seconds. Bay and inland waters light chop. A chance of showers and tstms.
Fri Night
SE winds 5 to 10 kt. Seas less than 2 ft or less. Wave detail: SE 1 foot at 2 seconds. Bay and inland waters light chop. A chance of showers.
Sat
SE winds around 5 kt. Seas less than 2 ft or less. Bay and inland waters smooth. Showers likely. A chance of tstms until late afternoon, then tstms likely late.
Sat Night
SE winds around 5 kt. Seas less than 2 ft or less. Bay and inland waters smooth. Tstms likely in the evening. Showers likely. A chance of tstms after midnight.
Sun
SE winds around 5 kt, becoming SW in the afternoon. Seas less than 2 ft or less. Bay and inland waters smooth. A chance of tstms. Showers likely until late afternoon, then a chance of showers late.
Sun Night
SW winds around 5 kt. Seas less than 2 ft or less. Bay and inland waters smooth. A chance of showers and tstms.
Mon
SW winds around 5 kt. Seas less than 2 ft or less. Bay and inland waters smooth. A chance of showers and tstms.
Mon Night
NW winds around 5 kt, becoming E after midnight. Seas less than 2 ft or less. Bay and inland waters smooth. A chance of showers and tstms.
Tue
SE winds around 5 kt. Seas less than 2 ft or less. Bay and inland waters smooth. A chance of showers and tstms.
Tue Night
E winds 5 to 10 kt. Seas less than 2 ft or less. Bay and inland waters light chop. A chance of showers and tstms.

winds and seas higher in and near tstms.




Winds and seas higher in and near tstms.
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401 PM EDT Thu Sep 3 2026
 
 

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