NWS Marine Forecast


   AMZ600-GMZ606-232100-  401 AM EDT Wed Sep 23 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...    Gentle southerly winds continue today across the local waters. These  winds will then shift to a northerly to northeasterly direction for  the end of the week as a frontal boundary approaches. Seas are  expected at 1-2 feet or less through Thursday before increasing  heading into Friday and this weekend as the front and a  northeasterly swell arrive. Scattered thunderstorms will continue to  develop each day this week 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 21, 2026.    1 nautical miles north northeast of Fowey Rocks.  10 nautical miles northeast of Port Everglades.  3 nautical miles east northeast of Lake Worth.  6 nautical miles east northeast of Jupiter Inlet.    This data courtesy of the Naval Oceanographic Office.    $$
   AMZ650-670-232100-  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 23 2026    TODAY  S winds 5 to 10 kt, becoming SE this afternoon. Seas around  2 ft this morning, then 1 foot or less. Wave Detail: S 1 foot at  6 seconds and NE 1 foot at 7 seconds. Intracoastal waters light  chop. Showers with a chance of tstms.  TONIGHT  E winds 5 to 10 kt, becoming SW after midnight. Seas  around 2 ft in the evening, then 1 foot or less. Wave Detail: E  1 foot at 5 seconds. Intracoastal waters light chop. A chance of  showers and tstms in the evening.  THU  NW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: NW 2 ft at  5 seconds. Intracoastal waters light chop. A chance of showers early  in the morning. A chance of showers and tstms in the afternoon.  THU NIGHT  N winds 5 to 10 kt, increasing to 10 to 15 kt after  midnight. Seas 4 to 6 ft, occasionally to 8 ft. Wave Detail: N 6 ft  at 12 seconds and N 3 ft at 5 seconds. Intracoastal waters light  chop. A chance of tstms. Showers likely until early morning, then a  chance of showers late.  FRI  N winds 10 to 15 kt, increasing to 15 to 20 kt in the  afternoon. Seas 5 to 7 ft, occasionally to 9 ft, building to 6 to  9 ft, occasionally to 11 ft in the afternoon. Wave Detail: N 8 ft at  11 seconds. Intracoastal waters a moderate chop. A chance of  showers.  FRI NIGHT  N winds 15 to 20 kt, diminishing to 10 to 15 kt after  midnight. Seas 6 to 9 ft, occasionally to 11 ft. Wave Detail: N 8 ft  at 12 seconds and N 5 ft at 8 seconds. Intracoastal waters a  moderate chop. A chance of showers until early morning.  SAT  N winds 10 to 15 kt. Seas 5 to 7 ft, occasionally to 9 ft.  Intracoastal waters light chop.  SAT NIGHT  N winds 10 to 15 kt, diminishing to 5 to 10 kt after  midnight. Seas 4 to 6 ft, occasionally to 8 ft. Intracoastal waters  light chop.  SUN  N winds 5 to 10 kt. Seas 3 to 5 ft, occasionally to 6 ft.  Intracoastal waters light chop. A chance of showers late.  SUN NIGHT  NE winds 5 to 10 kt. Seas 2 to 4 ft, occasionally to  5 ft. Intracoastal waters light chop.    Winds and seas higher in and near tstms.    $$