NWS Marine Forecast


   AMZ400-072000-  Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-  1229 AM EST Sun Dec 7 2025      .SYNOPSIS...    A frontal boundary will remain stalled south of the coastal waters  early today. A wave of low pressure will then develop along this  front and move south of the northeast Florida waters late today  bringing widespread rainfall and an isolated embedded thunderstorm  this afternoon through tonight. Low pressure will move offshore  Monday morning, resulting in breezy northwest winds. Northerly winds  then strengthen with building seas to Small Craft Advisory levels  early next week. Weak high pressure will build over the area by  Wednesday and then shift southeast of the forecast area on Thursday  as another cold front approaches from the northwest.      .GULF STREAM...    The approximate location of the west wall of the Gulf Stream as of  Dec 06, 2025 at 1200 UTC...    71 nautical miles east of Flagler Beach.  74 nautical miles east of Saint Augustine Beach.  85 nautical miles east southeast of Jacksonville Beach.  97 nautical miles east southeast of St Simons Island.    This data courtesy of the Naval Oceanographic Office.      $$
   AMZ470-472-474-072000-  Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to  60 NM-  Waters from Fernandina Beach to St. Augustine FL from 20 to 60 NM-  Waters from St. Augustine to Flagler Beach FL from 20 to 60 NM-  1229 AM EST Sun Dec 7 2025    REST OF TONIGHT  Northeast winds 5 to 10 knots. Seas 3 to  4 feet, occasionally to 5 feet. Wave Detail: East 3 feet at  10 seconds and north 2 feet at 5 seconds. A slight chance of  showers late this evening, then showers likely.  SUNDAY  Northeast winds 10 to 15 knots. Seas 3 to 4 feet,  occasionally to 5 feet. Wave Detail: Northeast 4 feet at  9 seconds and northeast 2 feet at 5 seconds. Showers. A slight  chance of thunderstorms in the afternoon.  SUNDAY NIGHT  North winds 10 to 15 knots. Seas 3 to 4 feet,  occasionally to 5 feet. Wave Detail: East 4 feet at 9 seconds and  north 2 feet at 4 seconds. Showers, mainly in the evening.  MONDAY  North winds 15 to 20 knots. Seas 4 to 6 feet,  occasionally to 8 feet. Wave Detail: North 5 feet at 5 seconds  and east 3 feet at 9 seconds. A chance of showers in the morning.  MONDAY NIGHT THROUGH TUESDAY NIGHT  North winds 20 to 25 knots.  Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: North  6 feet at 6 seconds and northeast 6 feet at 9 seconds.  WEDNESDAY  Northwest winds 5 to 10 knots, becoming west 10 to  15 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail:  Northeast 6 feet at 10 seconds and west 2 feet at 3 seconds.  THURSDAY  West winds 5 to 10 knots, becoming southwest 10 to  15 knots. Seas 3 to 4 feet, occasionally to 5 feet.    Winds and seas higher in and near thunderstorms.    $$