Expires:202608190900;;952866 FZUS52 KMFL 182001 CWFMFL Coastal Waters Forecast for Florida National Weather Service Miami FL 401 PM EDT Tue Aug 18 2026 Atlantic coastal waters from Jupiter Inlet to Ocean Reef out to 60 nm and Gulf coastal waters from East Cape Sable to Chokoloskee out 20 nm and Chokoloskee to Bonita Beach out 60 nm...including the waters of Biscayne Bay and Lake Okeechobee. Seas are provided as a range of the average height of the highest 1/3 of the waves...along with the occasional height of the average highest 10 percent of the waves. GMZ656-657-676-190900- Coastal waters from Chokoloskee to Bonita Beach FL out 20 NM- Coastal waters from East Cape Sable to Chokoloskee FL out 20 NM- Waters from Chokoloskee to Bonita Beach FL from 20 to 60 NM- 401 PM EDT Tue Aug 18 2026 ...SMALL CRAFT SHOULD EXERCISE CAUTION... .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 less than 2 ft or less, then around 2 ft in the afternoon. 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 late. .THU...NW winds around 5 kt, increasing to 5 to 10 kt in the afternoon. Seas 1 to 2 ft. Wave Detail: NW 1 foot at 5 seconds. Bay and inland waters light chop. A chance of showers and tstms until late afternoon. .THU NIGHT...NW winds 5 to 10 kt, becoming SW after midnight. Seas around 2 ft in the evening, then 1 foot or less. Wave Detail: NW 1 foot at 5 seconds. Bay and inland waters light chop. A chance of showers after midnight. .FRI...SW winds around 5 kt, increasing to 5 to 10 kt in the afternoon. Seas less than 2 ft or less. Wave Detail: NW 1 foot at 5 seconds. Bay and inland waters light chop. A chance of showers early in the morning. .FRI NIGHT...W winds 5 to 10 kt, becoming S after midnight. Seas less than 2 ft or less. Bay and inland waters light chop. .SAT...S winds around 5 kt, becoming SW 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. .SUN...SW winds around 5 kt. Seas less than 2 ft or less. Bay and inland waters smooth. A chance of showers and tstms late. .SUN NIGHT...W winds around 5 kt, becoming SE after midnight. Seas less than 2 ft or less. Bay and inland waters smooth. Winds and seas higher in and near tstms. $$