NWS Marine Forecast



 Hazardous marine condition(s):
 Small Craft Advisory
   AMZ400-050500-  Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-  951 AM EDT Sat Oct 4 2025      .SYNOPSIS...    The current pattern with high pressure centered to the northeast,  and a trough over the coastal waters will continue through early  next week. This will keep the elevated and gusty winds, along with  bands of showers in the forecast. A few thunderstorms will be  possible, mainly during the afternoons. The pattern changes briefly  mid week, as the high moves away, and a cold front moves through.  However, high pressure is expected to build to the north, with  troughing over the waters later next week, bringing a return to  the elevated conditions.      .GULF STREAM...    The approximate location of the west wall of the Gulf Stream as of  Oct 02, 2025 at 1200 UTC...    43 nautical miles east of Flagler Beach.  53 nautical miles east of Saint Augustine Beach.  61 nautical miles east of Jacksonville Beach.  75 nautical miles east southeast of St Simons Island.    This data courtesy of the Naval Oceanographic Office.      $$
   AMZ450-452-454-050500-  Coastal waters from Altamaha Sound to Fernandina Beach FL out  20 NM-  Coastal waters from Fernandina Beach to St. Augustine FL out  20 NM-  Coastal waters from St. Augustine to Flagler Beach FL out 20 NM-  951 AM EDT Sat Oct 4 2025    SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE MONDAY NIGHT    REST OF TODAY  East winds around 20 knots. Seas 6 to 8 feet,  occasionally to 10 feet. Wave Detail: East 8 feet at 12 seconds  and east 5 feet at 6 seconds. Intracoastal waters choppy. A  chance of showers with a slight chance of thunderstorms.  TONIGHT  East winds 20 to 25 knots. Seas 7 to 8 feet,  occasionally to 10 feet. Wave Detail: East 8 feet at 7 seconds  and east 7 feet at 12 seconds. Intracoastal waters rough. A  slight chance of thunderstorms. A chance of showers in the  evening, then showers likely after midnight.  SUNDAY  East winds 20 to 25 knots. Seas 7 to 10 feet,  occasionally to 13 feet. Wave Detail: East 9 feet at 8 seconds  and east 2 feet at 13 seconds. Intracoastal waters rough. A  slight chance of thunderstorms. Showers likely, mainly in the  morning.  SUNDAY NIGHT  East winds 20 to 25 knots. Seas 7 to 10 feet,  occasionally to 13 feet. Wave Detail: East 9 feet at 8 seconds  and east 2 feet at 14 seconds. Intracoastal waters rough. A  chance of showers. A slight chance of thunderstorms in the  evening, then a chance of thunderstorms after midnight.  MONDAY  East winds 20 to 25 knots. Seas 7 to 9 feet,  occasionally to 11 feet. Wave Detail: East 9 feet at 8 seconds  and east 2 feet at 14 seconds. Intracoastal waters rough. A  chance of thunderstorms. Showers likely, mainly in the morning.  MONDAY NIGHT  East winds 20 to 25 knots. Seas 6 to 9 feet,  occasionally to 11 feet. Wave Detail: East 9 feet at 8 seconds  and east 2 feet at 14 seconds. Intracoastal waters rough. A  slight chance of thunderstorms in the evening. A chance of  showers.  TUESDAY  East winds 15 to 20 knots. Seas 5 to 8 feet,  occasionally to 10 feet, subsiding to 4 to 6 feet, occasionally  to 8 feet after midnight. Intracoastal waters choppy. A chance of  showers with a slight chance of thunderstorms in the morning,  then a slight chance of showers.  WEDNESDAY  Northeast winds 15 to 20 knots. Seas 4 to 6 feet,  occasionally to 8 feet. Intracoastal waters choppy. A slight  chance of showers.    Winds and waves higher in and near thunderstorms.    $$