NWS Marine Forecast


   AMZ400-041515-  Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-  807 PM EDT Fri Apr 3 2026      .SYNOPSIS...    Breezy southeast winds continue, reaching near cautionary levels  offshore through tonight. Southeast winds and isolated showers  continue through into the daytime hours on Sunday as a slowing cold  front approaches from out of the northwest. The front will bring  showers and scattered thunderstorms as it pushes across the waters  early Monday morning. Behind the front, high pressure building north  of the area will wedge southward during the first half of next week,  resulting in a surge of northeast winds followed by several days of  strong onshore winds.    .GULF STREAM...    The approximate location of the west wall of the Gulf Stream as of  Apr 03, 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.  68 nautical miles east southeast of St Simons Island.    This data derived from NCEP Global RTOFS model.    $$
   AMZ450-452-454-041515-  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-  807 PM EDT Fri Apr 3 2026    REST OF TONIGHT  Southeast winds 5 to 10 knots. Seas 3 to  5 feet, occasionally to 6 feet. Wave Detail: East 4 feet at  8 seconds. Intracoastal waters light chop.  SATURDAY  Southeast winds 5 to 10 knots, increasing to 10 to  15 knots in the afternoon. Seas 3 to 4 feet, occasionally to  5 feet. Wave Detail: East 4 feet at 8 seconds. Intracoastal  waters a moderate chop.  SATURDAY NIGHT  South winds 5 to 10 knots. Seas 3 to 4 feet,  occasionally to 5 feet. Wave Detail: East 4 feet at 8 seconds.  Intracoastal waters light chop.  SUNDAY  South winds 5 to 10 knots, becoming southeast 10 to  15 knots in the afternoon. Seas 3 to 4 feet, occasionally to  5 feet. Wave Detail: East 4 feet at 9 seconds. Intracoastal  waters a moderate chop. A chance of showers with a slight chance  of thunderstorms in the afternoon.  SUNDAY NIGHT  South winds 10 to 15 knots, becoming west 5 to  10 knots after midnight. Seas 3 to 5 feet, occasionally to  6 feet. Wave Detail: East 4 feet at 9 seconds. Intracoastal  waters a moderate chop. A slight chance of thunderstorms in the  evening. A chance of showers.  MONDAY  North winds 15 to 20 knots, becoming northeast 20 to  25 knots in the afternoon. Seas 3 to 4 feet, occasionally to  5 feet, building to 4 to 6 feet, occasionally to 8 feet in the  afternoon. Wave Detail: East 4 feet at 9 seconds, becoming  northeast 4 feet at 5 seconds and east 4 feet at 9 seconds.  Intracoastal waters rough. A chance of showers. A slight chance  of thunderstorms in the afternoon.  MONDAY NIGHT  Northeast winds 20 to 25 knots. Seas 5 to 8 feet,  occasionally to 10 feet. Intracoastal waters rough. A slight  chance of thunderstorms in the evening. A chance of showers.  TUESDAY  Northeast winds 25 to 30 knots. Seas 7 to 10 feet,  occasionally to 13 feet, building to 9 to 13 feet, occasionally  to 17 feet. Intracoastal waters very rough. A chance of showers.  A slight chance of thunderstorms in the afternoon.  WEDNESDAY  Northeast winds 25 to 35 knots. Seas 12 to 16 feet,  occasionally to 20 feet. Intracoastal waters extremely rough. A  chance of showers.    Winds and waves higher in and near thunderstorms.    $$