Last Update: 321 AM EST Mon Jan 19 2026

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Miami - South Florida Local Forecast Office

39NM W Marco Island FL

Marine Zone Forecast


Today
N winds 20 to 25 kt, diminishing to 15 to 20 kt late this morning and afternoon. Seas 3 to 5 ft, occasionally to 6 ft. Wave detail: NW 5 ft at 8 seconds. Bay and inland waters a moderate chop.
Tonight
NE winds 15 to 20 kt, increasing to 20 to 25 kt after midnight. Seas 3 to 5 ft, occasionally to 6 ft. Wave detail: NE 3 ft at 3 seconds and NW 3 ft at 7 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: NW 2 ft at 5 seconds. Bay and inland waters a moderate chop.
Tue Night
NE winds 20 to 25 kt. Seas 3 to 5 ft, occasionally to 6 ft. Wave detail: N 3 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: NE 2 ft at 3 seconds. Bay and inland waters a moderate chop.
Wed Night
NE winds 10 to 15 kt. Seas around 2 ft. Wave detail: NE 2 ft at 3 seconds. Bay and inland waters light chop.
Thu
NE winds 5 to 10 kt. Seas 1 to 2 ft. Bay and inland waters light chop. A chance of showers in the afternoon.
Thu Night
NE winds 10 to 15 kt. Seas around 2 ft. Bay and inland waters light chop.
Fri
NE winds 10 to 15 kt, diminishing to 5 to 10 kt. Seas 1 to 2 ft, then 1 foot or less. Bay and inland waters light chop.



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321 AM EST Mon Jan 19 2026
 
 

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