Coastal Waters Forecast
Issued by NWS Miami, FL
Issued by NWS Miami, FL
039 FZUS52 KMFL 300801 CWFMFL Coastal Waters Forecast for Florida National Weather Service Miami FL 401 AM EDT Wed Sep 30 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. AMZ600-GMZ606-302100- 401 AM EDT Wed Sep 30 2026 .Synopsis for Jupiter Inlet to Ocean Reef FL out to 60 nm and for East Cape Sable to Bonita Beach FL out to 60 nm... Light to moderate easterly winds 10-15 kts will prevail across all local waters today, gradually increasing up to 15-20 kts on Wednesday as surface high builds over the western Atlantic. Seas should remain in the 1-3 feet range, and could gradually build into the 3-5 ft range tomorrow as winds surge. Isolated to scattered showers will develop each day, which may result in locally hazardous winds and seas. Gulf Stream Hazards: None. The approximate location of the west wall of the Gulf Stream as of Sep 28, 2026. 1 nautical miles north northeast of Fowey Rocks. 7 nautical miles east of Port Everglades. 6 nautical miles south southeast of Lake Worth. 6 nautical miles east southeast of Jupiter Inlet. This data courtesy of the Naval Oceanographic Office. $$ AMZ650-670-302100- Coastal waters from Jupiter Inlet to Deerfield Beach FL out 20 NM- Waters from Jupiter Inlet to Deerfield Beach FL from 20 to 60 NM- 401 AM EDT Wed Sep 30 2026 .TODAY...E winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SE 1 foot at 3 seconds and NW 1 foot at 8 seconds. Intracoastal waters light chop. A chance of showers. .TONIGHT...E winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: E 3 ft at 4 seconds and NW 1 foot at 4 seconds. Intracoastal waters a moderate chop. A chance of tstms. A chance of showers in the evening, then showers likely after midnight. .THU...E winds 15 to 20 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: SE 4 ft at 5 seconds. Intracoastal waters choppy in exposed areas. A chance of showers in the morning. A chance of tstms. Showers likely in the afternoon. .THU NIGHT...E winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: E 3 ft at 5 seconds and SW 1 foot at 7 seconds. Intracoastal waters a moderate chop. A chance of tstms. Showers likely until early morning, then a chance of showers late. .FRI...E winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: E 3 ft at 5 seconds. Intracoastal waters a moderate chop. A chance of showers. A chance of tstms in the late morning and afternoon. .FRI NIGHT...E winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: E 3 ft at 5 seconds and NW 1 foot at 7 seconds. Intracoastal waters a moderate chop. A chance of tstms until early morning. A chance of showers. .SAT...E winds 10 to 15 kt. Seas 2 to 3 ft. Intracoastal waters a moderate chop. A chance of showers and tstms. .SAT NIGHT...E winds 10 to 15 kt. Seas 2 to 3 ft. Intracoastal waters a moderate chop. A chance of showers and tstms early in the evening. .SUN...E winds 10 to 15 kt. Seas 2 to 3 ft. Intracoastal waters a moderate chop. A chance of showers. A chance of tstms in the afternoon. .SUN NIGHT...SE winds 5 to 10 kt. Seas around 2 ft. Intracoastal waters light chop. A chance of showers and tstms early in the evening. Winds and seas higher in and near tstms. $$ AMZ651-671-302100- Coastal waters from Deerfield Beach to Ocean Reef FL out 20 NM- Waters from Deerfield Beach to Ocean Reef FL from 20 to 60 NM excluding the territorial waters of Bahamas- 401 AM EDT Wed Sep 30 2026 .TODAY...E winds 10 to 15 kt. Seas around 2 ft. Wave Detail: E 2 ft at 3 seconds and N 1 foot at 6 seconds. Intracoastal waters a moderate chop. A chance of showers and tstms. .TONIGHT...E winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: E 3 ft at 4 seconds and NW 1 foot at 3 seconds. Intracoastal waters a moderate chop. A chance of tstms. A chance of showers in the evening, then showers likely after midnight. .THU...E winds 15 to 20 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: E 4 ft at 5 seconds. Intracoastal waters choppy in exposed areas. Showers likely with a chance of tstms. .THU NIGHT...E winds 15 to 20 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: E 4 ft at 5 seconds and SW 1 foot at 5 seconds. Intracoastal waters choppy in exposed areas. Showers likely with a chance of tstms. .FRI...E 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: E 4 ft at 5 seconds. Intracoastal waters choppy in exposed areas. Showers likely early in the morning. A chance of showers in the late morning and afternoon. A chance of tstms in the afternoon. .FRI NIGHT...E winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: E 3 ft at 4 seconds and NW 1 foot at 6 seconds. Intracoastal waters a moderate chop. A chance of tstms. Showers likely until early morning, then a chance of showers late. .SAT...E winds 10 to 15 kt. Seas 2 to 3 ft. Intracoastal waters a moderate chop. A chance of showers and tstms. .SAT NIGHT...E winds 10 to 15 kt. Seas 2 to 3 ft. Intracoastal waters a moderate chop. A chance of showers and tstms until early morning. .SUN...E winds 10 to 15 kt. Seas around 2 ft. Intracoastal waters a moderate chop. A chance of showers and tstms in the afternoon. .SUN NIGHT...SE winds 5 to 10 kt. Seas around 2 ft. Intracoastal waters light chop. A chance of showers and tstms until early morning. Winds and seas higher in and near tstms. $$ GMZ656-657-676-302100- 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 AM EDT Wed Sep 30 2026 .TODAY...SE winds 10 to 15 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 3 seconds and SW 1 foot at 5 seconds. Bay and inland waters light chop. Showers likely with a chance of tstms. .TONIGHT...E winds 10 to 15 kt, increasing to 15 to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 4 seconds and SW 1 foot at 5 seconds. Bay and inland waters a moderate chop. Showers likely in the evening. A chance of tstms. A chance of showers after midnight. .THU...E winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: E 4 ft at 4 seconds. Bay and inland waters a moderate chop. A chance of showers in the morning. A chance of tstms in the late morning and afternoon. Showers likely in the afternoon. .THU NIGHT...E winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft, occasionally to 6 ft. Wave Detail: SE 4 ft at 5 seconds. Bay and inland waters a moderate chop. Showers likely with a chance of tstms. .FRI...SE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: E 3 ft at 4 seconds. Bay and inland waters light chop. Showers likely with a chance of tstms. .FRI NIGHT...E winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 4 seconds. Bay and inland waters light chop. Showers likely early in the evening. A chance of tstms until early morning. A chance of showers in the late evening and overnight. .SAT...E winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Bay and inland waters light chop. A chance of showers in the morning. A chance of tstms in the late morning and afternoon. Showers likely in the afternoon. .SAT NIGHT...E winds 10 to 15 kt. Seas 2 to 3 ft. Bay and inland waters light chop. Showers likely early in the evening. A chance of tstms until early morning. A chance of showers in the late evening and early morning. .SUN...SE winds 10 to 15 kt. Seas 2 to 3 ft. Bay and inland waters light chop. A chance of showers and tstms in the afternoon. .SUN NIGHT...SE winds 5 to 10 kt. Seas around 2 ft. Bay and inland waters light chop. A chance of showers and tstms until early morning. Winds and seas higher in and near tstms. $$ AMZ610-302100- Lake Okeechobee- 401 AM EDT Wed Sep 30 2026 .TODAY...E winds around 5 kt. Lake waters smooth. A slight chance of showers and tstms early this afternoon. A chance of showers and tstms late. .TONIGHT...E winds 5 to 10 kt. Lake waters light chop. A chance of tstms early in the evening. A chance of showers in the evening. .THU...E winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Lake waters a moderate chop. A chance of showers in the late morning and afternoon. A chance of tstms in the afternoon. .THU NIGHT...E winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Lake waters a moderate chop. Showers likely with a chance of tstms early in the evening. .FRI...E winds 5 to 10 kt. Lake waters light chop. Showers and tstms likely in the afternoon. .FRI NIGHT...E winds 5 to 10 kt. Lake waters light chop. Showers likely with a chance of tstms early in the evening. .SAT...E winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Lake waters a moderate chop. Showers and tstms likely in the afternoon. .SAT NIGHT...E winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Lake waters a moderate chop. Showers and tstms likely early in the evening. .SUN...E winds 5 to 10 kt. Lake waters light chop. Showers likely with a chance of tstms in the afternoon. .SUN NIGHT...E winds 5 to 10 kt, becoming SE after midnight. Lake waters light chop. Showers likely with a chance of tstms early in the evening. Winds and waves higher in and near tstms. $$ AMZ630-302100- Biscayne Bay- 401 AM EDT Wed Sep 30 2026 .TODAY...E winds 5 to 10 kt. Light chop. A chance of showers and tstms. .TONIGHT...E winds 10 to 15 kt, increasing to 15 to 20 kt after midnight. Choppy. A chance of tstms. A chance of showers in the evening, then showers likely after midnight. .THU...E winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Choppy. Showers likely with a chance of tstms. .THU NIGHT...E winds 15 to 20 kt. Choppy. Showers likely with a chance of tstms. .FRI...E winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Choppy. A chance of showers. A chance of tstms in the late morning and afternoon. .FRI NIGHT...E winds 10 to 15 kt. A moderate chop. A chance of showers and tstms. .SAT...E winds 10 to 15 kt. A moderate chop. A chance of showers and tstms. .SAT NIGHT...E winds 10 to 15 kt. A moderate chop. A chance of showers and tstms early in the evening. .SUN...E winds 10 to 15 kt. A moderate chop. A chance of showers and tstms in the afternoon. .SUN NIGHT...E winds 5 to 10 kt. Light chop. A chance of showers and tstms early in the evening. Winds and waves higher in and near tstms. $$