NWS Marine Forecast


   AMZ500-181915-  Synopsis for Flagler Beach to Jupiter Inlet out to 60 nm  228 AM EDT Fri Sep 18 2026      .SYNOPSIS...High pressure builds southward closer to the area  today allowing boating conditions to improve. Onshore winds will  generally prevail and decrease through the weekend. Main hazard to  boaters will be rounds of scattered to numerous showers and  storms that will continue to develop across the waters.    .GULF STREAM HAZARDS...None.    The approximate location of the west wall of the Gulf Stream based on  the Real Time Ocean Forecast System as of Friday, September 18th, 2026.    45 nautical miles east of Ponce Inlet.  33 nautical miles east of Port Canaveral.  26 nautical miles east of Sebastian Inlet.  17 nautical miles east of Fort Pierce Inlet.  12 nautical miles east of Saint Lucie Inlet.    $$
   AMZ555-181915-  Sebastian Inlet to Jupiter Inlet 0-20 nm-  228 AM EDT Fri Sep 18 2026    TODAY  Northeast winds 5 to 10 knots. Seas 3 to 4 feet. Wave  Detail: Northeast 3 feet at 7 seconds and southeast 1 foot at  4 seconds. A light chop on the intracoastal waters. A chance of  showers and thunderstorms.  TONIGHT  Northeast winds around 5 knots. Seas 2 to 3 feet. Wave  Detail: Northeast 2 feet at 7 seconds and southeast 1 foot at  4 seconds. Smooth on the intracoastal waters. A chance of showers  and thunderstorms.  SATURDAY  Northeast winds around 5 knots. Seas 2 to 3 feet.  Wave Detail: Northeast 2 feet at 7 seconds and southeast 1 foot  at 4 seconds. Smooth on the intracoastal waters. A chance of  showers and thunderstorms.  SATURDAY NIGHT  East winds around 5 knots, becoming south after  midnight. Seas 2 feet. Wave Detail: Northeast 2 feet at 7 seconds  and southeast 1 foot at 3 seconds. Smooth on the intracoastal  waters. A chance of thunderstorms. A chance of showers in the  evening, then showers likely after midnight.  SUNDAY  Northwest winds around 5 knots, becoming east in the  afternoon. Seas 1 to 2 feet. Wave Detail: Southeast 1 foot at  3 seconds and northeast 1 foot at 7 seconds. Smooth on the  intracoastal waters. A chance of thunderstorms. A chance of  showers in the morning, then showers likely in the afternoon.  SUNDAY NIGHT  Southeast winds around 5 knots, becoming south  after midnight. Seas 1 to 2 feet. Wave Detail: Southeast 1 foot  at 3 seconds and northeast 1 foot at 7 seconds. Smooth on the  intracoastal waters. A chance of thunderstorms. Showers likely in  the evening, then a chance of showers after midnight.  MONDAY  West winds around 5 knots, becoming southeast in the  afternoon. Seas 1 to 2 feet. Smooth on the intracoastal waters. A  chance of showers and thunderstorms in the morning, then showers  and thunderstorms likely in the afternoon.  MONDAY NIGHT  Southeast winds around 5 knots, becoming south  after midnight. Seas 2 to 3 feet. Smooth on the intracoastal  waters. A chance of showers and thunderstorms.  TUESDAY  South winds around 5 knots, becoming southeast in the  afternoon. Seas 2 to 3 feet. Smooth on the intracoastal waters. A  chance of showers and thunderstorms in the morning, then showers  and thunderstorms likely in the afternoon.  TUESDAY NIGHT  Southeast winds around 5 knots. Seas 2 to  3 feet. Smooth on the intracoastal waters. A chance of showers  and thunderstorms.    Winds and waves higher in and near thunderstorms.    $$