Last Update: 346 PM EDT Sun Oct 18 2026

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Miami - South Florida Local Forecast Office

11NM W Marco Island FL

Marine Zone Forecast


Tonight
NE winds 25 to 30 kt, diminishing to 20 to 25 kt after midnight. Seas 4 to 6 ft, occasionally to 8 ft. Wave detail: N 6 ft at 6 seconds. Bay and inland waters rough in exposed areas.
Mon
NE winds 20 to 25 kt with gusts up to 30 kt. Seas 3 to 5 ft, occasionally to 6 ft. Wave detail: N 5 ft at 5 seconds. Bay and inland waters a moderate chop.
Mon Night
NE winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to 6 ft, occasionally to 8 ft. Wave detail: N 6 ft at 5 seconds. Bay and inland waters a moderate chop.
Tue
NE winds 20 to 25 kt, diminishing to 15 to 20 kt in the afternoon. Seas 3 to 5 ft, occasionally to 6 ft. Wave detail: NE 5 ft at 5 seconds. Bay and inland waters a moderate chop.
Tue Night
NE winds 20 to 25 kt, diminishing to 15 to 20 kt after midnight. Seas 3 to 5 ft, occasionally to 6 ft. Wave detail: NE 4 ft at 4 seconds. Bay and inland waters a moderate chop.
Wed
NE winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Seas 2 to 4 ft, occasionally to 5 ft. Wave detail: N 4 ft at 4 seconds. Bay and inland waters a moderate chop.
Wed Night
NE winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft, occasionally to 5 ft. Bay and inland waters a moderate chop.
Thu
NE winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Seas 2 to 4 ft, occasionally to 5 ft. Bay and inland waters a moderate chop.
Thu Night
NE winds 15 to 20 kt. Seas 2 to 4 ft, occasionally to 5 ft. Bay and inland waters a moderate chop.
Fri
NE winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Seas 2 to 4 ft, occasionally to 5 ft. Bay and inland waters a moderate chop. A chance of showers late.
Fri Night
NE winds 20 to 25 kt. Seas 3 to 5 ft, occasionally to 6 ft. Bay and inland waters a moderate chop.



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346 PM EDT Sun Oct 18 2026
 
 

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