NWS Marine Forecast


   AMZ400-080800-  Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-  1229 PM EST Sun Dec 7 2025      .SYNOPSIS...    Rounds of showers and drizzle today while a stalled front is  situated to the south. A wave of low pressure will move across and  offshore tonight and drag a cold front through the waters behind it,  resulting in breezy northwest winds that will strengthen to Small  Craft Advisory levels Monday. Weak high pressure will then build  over the area Tuesday into Wednesday then shift southeast Thursday  as the next cold front approaches.      .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.      $$
   AMZ470-472-474-080800-  Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to  60 NM-  Waters from Fernandina Beach to St. Augustine FL from 20 to 60 NM-  Waters from St. Augustine to Flagler Beach FL from 20 to 60 NM-  1229 PM EST Sun Dec 7 2025    REST OF TODAY  East winds around 10 knots, becoming north this  afternoon. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail:  East 4 feet at 9 seconds and northeast 2 feet at 4 seconds.  Showers with a slight chance of thunderstorms.  TONIGHT  Northeast winds 10 to 15 knots, becoming northwest  after midnight. Seas 3 to 4 feet, occasionally to 5 feet. Wave  Detail: East 4 feet at 9 seconds and northeast 3 feet at  4 seconds. Showers with a slight chance of thunderstorms in the  evening, then a chance of showers after midnight.  MONDAY  Northwest winds 15 to 20 knots, becoming north 20 to  25 knots in the afternoon. Seas 4 to 6 feet, occasionally to  8 feet. Wave Detail: North 5 feet at 5 seconds and east 3 feet at  9 seconds. A slight chance of showers in the morning.  MONDAY NIGHT  North winds 20 to 25 knots, diminishing to 15 to  20 knots after midnight. Seas 4 to 6 feet, occasionally to  8 feet. Wave Detail: North 6 feet at 6 seconds and east 2 feet at  9 seconds.  TUESDAY AND TUESDAY NIGHT  North winds 15 to 20 knots. Seas  4 to 6 feet, occasionally to 8 feet. Wave Detail: Northeast  6 feet at 7 seconds and east 5 feet at 9 seconds.  WEDNESDAY  West winds 5 to 10 knots, increasing to 10 to  15 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail:  Northeast 5 feet at 9 seconds and west 2 feet at 3 seconds.  THURSDAY  West winds 10 to 15 knots, becoming southwest 5 to  10 knots. Seas 2 to 4 feet, occasionally to 5 feet.    Winds and seas higher in and near thunderstorms.    $$