NWS Marine Forecast


   AMZ400-250745-  Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-  1232 PM EDT Fri Apr 24 2026      .SYNOPSIS...    High pressure situated offshore of the southeastern states will  continue to gradually weaken as it shifts eastward. Onshore winds  will become breezy this afternoon across the near shore waters as  the Atlantic sea breeze boundary shifts inland, followed by winds  shifting to southerly towards sunset this evening and then  southwesterly with gradually decreasing speeds after midnight  tonight. A frontal boundary will then enter the southeastern states  on Saturday, possibly developing widely scattered late afternoon and  evening showers and isolated thunderstorms across our local waters  through the weekend. This front will cross our local waters on  Sunday evening, with low pressure along this front strengthening  somewhat off the Carolina coast by Monday. Winds will shift to  northerly on Sunday night and then northeasterly by Monday morning,  with Caution conditions likely due to breezy speeds and building  seas through Monday evening. Weak high pressure will then briefly  build over our local waters on Tuesday and Wednesday, allowing winds  and seas to subside. A cold front will then approach our area from  the northwest late next week.    .GULF STREAM...    The approximate location of the west wall of the Gulf Stream as of  Apr 24, 2026 at 0000 UTC...    50 nautical miles east of Flagler Beach.  53 nautical miles east of Saint Augustine Beach.  64 nautical miles east southeast of Jacksonville Beach.  76 nautical miles east southeast of St Simons Island.    This data derived from NCEP Global RTOFS model.    $$
   AMZ450-452-454-250745-  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-  1232 PM EDT Fri Apr 24 2026    REST OF TODAY  East winds 5 to 10 knots, becoming east southeast  and increasing to 10 to 15 knots late this afternoon. Seas 2 to 3  feet. Wave Detail: Southeast 2 feet at 3 seconds and southeast 2  feet at 8 seconds. Intracoastal waters becoming a light chop.  TONIGHT  South winds 10 to 15 knots, becoming southwest 5 to 10  knots after midnight. Seas 2 to 3 feet. Wave Detail: Southeast 2  feet at 4 seconds and southeast 2 feet at 7 seconds. Intracoastal  waters becoming mostly smooth.  SATURDAY  South southwest winds 5 to 10 knots, becoming  southeast 10 to 15 knots in the afternoon. Seas 2 to 3 feet. Wave  Detail: Southeast 2 feet at 5 seconds. Intracoastal waters  becoming a light chop.  SATURDAY NIGHT  South winds 10 to 15 knots, becoming southwest  after midnight. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet  at 4 seconds and southeast 2 feet at 7 seconds. Intracoastal  waters a light chop. A chance of showers with a slight chance of  thunderstorms, mainly in the evening.  SUNDAY  Southwest winds 5 to 10 knots, becoming south around 10  knots in the afternoon. Seas around 2 feet. Wave Detail:  Southeast 2 feet at 5 seconds. Intracoastal waters a light chop. A  chance of showers and thunderstorms in the afternoon.  SUNDAY NIGHT  South winds 5 to 10 knots, becoming north and  increasing to 15 to 20 knots after midnight. Seas 2 to 3 feet.  Wave Detail: Northeast 2 feet at 3 seconds and southeast 2 feet  at 6 seconds. Intracoastal waters becoming choppy. A chance of  showers with a slight chance of thunderstorms in the evening.  MONDAY  Northeast winds 15 to 20 knots. Seas 3 to 5 feet,  occasionally to 6 feet. Intracoastal waters choppy.  MONDAY NIGHT AND TUESDAY  East northeast winds 10 to 15 knots,  becoming east during the afternoon. Seas 3 to 5 feet, occasionally  to 6 feet. Intracoastal waters choppy.    Winds and waves higher in and near thunderstorms.    $$