Last Update: 406 AM EDT Tue Aug 18 2026
For More Weather Information:
11NM W Marco Island FL
Marine Zone Forecast
Today
NW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt this afternoon. Seas less than 2 ft or less. Wave detail: NW 1 foot at 3 seconds. Bay and inland waters a moderate chop.
Tonight
NW winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Seas around 2 ft. Wave detail: NW 2 ft at 4 seconds. Bay and inland waters a moderate chop.
Wed
NW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas around 2 ft. Wave detail: NW 2 ft at 4 seconds. Bay and inland waters a moderate chop.
Wed Night
NW winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Seas around 2 ft. Wave detail: NW 2 ft at 4 seconds. Bay and inland waters light chop. A chance of showers and tstms.
Thu
NW winds around 5 kt, becoming W in the afternoon. Seas around 2 ft. Wave detail: NW 2 ft at 5 seconds. Bay and inland waters light chop. A chance of showers and tstms until late afternoon.
Thu Night
W winds 5 to 10 kt, becoming SW after midnight. Seas around 2 ft in the evening, then 1 foot or less. Wave detail: NW 2 ft at 5 seconds. Bay and inland waters light chop.
Fri
SW winds around 5 kt, increasing to 5 to 10 kt in the afternoon. Seas less than 2 ft or less. Bay and inland waters light chop.
Fri Night
SW winds 5 to 10 kt, becoming S after midnight. Seas less than 2 ft or less. Bay and inland waters light chop.
Sat
SW winds around 5 kt, increasing to 5 to 10 kt in the afternoon. Seas less than 2 ft or less. Bay and inland waters light chop.
Sat Night
W winds 5 to 10 kt, becoming S after midnight. Seas less than 2 ft or less. Bay and inland waters light chop.
winds and seas higher in and near tstms.
winds and seas higher in and near tstms.
Winds and seas higher in and near tstms.
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