NWS Marine Forecast



 Hazardous marine condition(s):
 Small Craft Advisory
   AMZ500-170300-  Synopsis for Flagler Beach to Jupiter Inlet out to 60 nm  931 AM EDT Wed Sep 16 2026      .SYNOPSIS...High pressure expands along the eastern seaboard before  weakening into late Thursday. Onshore flow increases today, becoming  fresh to locally strong, and hazardous boating conditions are expected  across the local waters through Thursday. Winds and seas gradually  subside late week, but high rain and storm chances persist.    .GULF STREAM HAZARDS...East-northeast winds increasing 15 to 25  knots, building seas 6 to 8 feet.    The approximate location of the west wall of the Gulf Stream based on  the Real Time Ocean Forecast System as of Wednesday, September 16th, 2026.    41 nautical miles east of Ponce Inlet.  30 nautical miles east of Port Canaveral.  26 nautical miles east of Sebastian Inlet.  17 nautical miles east of Fort Pierce Inlet.  9 nautical miles east of Saint Lucie Inlet.    $$
   AMZ552-170300-  Volusia-Brevard County Line to Sebastian Inlet 0-20 nm-  931 AM EDT Wed Sep 16 2026    SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT    REST OF TODAY  Northeast winds 15 to 20 knots, increasing to  20 to 25 knots this afternoon. Seas 4 to 6 feet, occasionally to  8 feet. Wave Detail: Northeast 6 feet at 8 seconds. Rough on the  intracoastal waters. Showers likely with a chance of  thunderstorms this morning, then a slight chance of showers and  thunderstorms this afternoon.  TONIGHT  Northeast winds 15 to 20 knots. Seas 5 to 6 feet,  occasionally to 8 feet. Wave Detail: Northeast 6 feet at  7 seconds. Choppy on the intracoastal waters. A chance of showers  with a slight chance of thunderstorms.  THURSDAY  Northeast winds 15 to 20 knots. Seas 5 to 6 feet,  occasionally to 8 feet. Wave Detail: Northeast 6 feet at  8 seconds. Choppy on the intracoastal waters. A slight chance of  showers and thunderstorms in the morning, then a chance of  showers and thunderstorms in the afternoon.  THURSDAY NIGHT  East winds 10 to 15 knots. Seas 4 to 5 feet,  occasionally to 6 feet. Wave Detail: Northeast 5 feet at  8 seconds. A light chop on the intracoastal waters. A chance of  thunderstorms. A chance of showers in the evening, then showers  likely after midnight.  FRIDAY  Northeast winds 10 to 15 knots. Seas 3 to 4 feet. Wave  Detail: Northeast 4 feet at 8 seconds. A moderate chop on the  intracoastal waters. A chance of thunderstorms. Showers likely in  the morning, then a chance of showers in the afternoon.  FRIDAY NIGHT  East winds 5 to 10 knots. Seas 2 to 3 feet. Wave  Detail: Northeast 3 feet at 7 seconds. Mostly smooth on the  intracoastal waters. A chance of showers and thunderstorms.  SATURDAY  East winds 5 to 10 knots. Seas 2 feet. A light chop  on the intracoastal waters. Showers likely with a chance of  thunderstorms.  SATURDAY NIGHT  Southeast winds 5 to 10 knots. Seas 2 feet.  Mostly smooth on the intracoastal waters. A chance of  thunderstorms. A chance of showers in the evening, then showers  likely after midnight.  SUNDAY  East winds 5 to 10 knots. Seas 2 feet. A light chop on  the intracoastal waters. Showers likely with a chance of  thunderstorms.  SUNDAY NIGHT  Southeast winds 5 to 10 knots. Seas 2 feet.  Mostly smooth on the intracoastal waters. A chance of showers and  thunderstorms.    Winds and waves higher in and near thunderstorms.    $$