NWS Marine Forecast



 Hazardous marine condition(s):
 Small Craft Advisory
   AMZ400-081515-  Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-  708 PM EST Sun Dec 7 2025      .SYNOPSIS...    Rounds of showers and drizzle continue tonight as a wave of low  pressure moves across the area waters and drags a cold front behind  it. North-northwest winds quickly strengthen on Monday and increase  to Small Craft Advisory levels Monday afternoon into Tuesday. 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.      $$
   AMZ452-454-472-474-081515-  Coastal waters from Fernandina Beach to St. Augustine FL out  20 NM-  Coastal waters from St. Augustine to Flagler Beach FL out 20 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-  708 PM EST Sun Dec 7 2025    SMALL CRAFT EXERCISE CAUTION IN EFFECT THROUGH MONDAY  AFTERNOON  SMALL CRAFT ADVISORY IN EFFECT FROM MONDAY AFTERNOON THROUGH  TUESDAY MORNING    REST OF TONIGHT  Northeast winds 10 to 15 knots, becoming  north. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail:  East 4 feet at 9 seconds and northeast 2 feet at 4 seconds.  Intracoastal waters a moderate chop. Showers, mainly this  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 4 feet at 9 seconds. Intracoastal waters choppy. 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. Intracoastal waters rough.  TUESDAY  North winds 15 to 20 knots, diminishing to 10 to  15 knots in the afternoon. Seas 4 to 6 feet, occasionally to  8 feet. Wave Detail: Northeast 5 feet at 8 seconds. Intracoastal  waters choppy.  TUESDAY NIGHT  North winds 5 to 10 knots. Seas 4 to 5 feet,  occasionally to 6 feet. Wave Detail: Northeast 5 feet at  8 seconds. Intracoastal waters light chop.  WEDNESDAY AND WEDNESDAY NIGHT  West winds 10 to 15 knots. Seas  3 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast  5 feet at 10 seconds. Intracoastal waters a moderate chop.  THURSDAY  West winds 10 to 15 knots, becoming southwest 5 to  10 knots. Seas 2 to 4 feet, occasionally to 5 feet. Intracoastal  waters a moderate chop.  FRIDAY  West winds 10 to 15 knots, becoming northwest 15 to  20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Intracoastal  waters choppy. A slight chance of showers through the night.    $$