NWS Marine Forecast



 Hazardous marine condition(s):
 Small Craft Advisory
   AMZ400-300100-  Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-  500 AM EST Mon Dec 29 2025      .SYNOPSIS...    West-southwest winds will increase to Caution levels Today ahead of  an approaching strong cold front. Winds shift to northwest and  strengthen to Small Craft Advisory levels Tonight into Tuesday in  the wake of the frontal passage. West northwest winds continue for  the remainder of the week as high pressure builds eastward along the  northern Gulf coast.      .GULF STREAM...    The approximate location of the west wall of the Gulf Stream as of  Dec 28, 2025 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.  71 nautical miles east southeast of St Simons Island.    This data derived from NCEP Global RTOFS model.      $$
   AMZ450-452-454-300100-  Coastal waters from Altamaha Sound to Fernandina Beach FL out  20 NM-  Coastal waters from Fernandina Beach to St. Augustine FL out  20 NM-  Coastal waters from St. Augustine to Flagler Beach FL out 20 NM-  500 AM EST Mon Dec 29 2025    SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM 1 PM EST THIS  AFTERNOON THROUGH THIS EVENING  SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH  TUESDAY MORNING    TODAY  Southwest winds 10 to 15 knots, becoming west 15 to  20 knots this afternoon. Seas 3 to 5 feet, occasionally to  6 feet. Wave Detail: Southwest 3 feet at 4 seconds and east  3 feet at 13 seconds. Intracoastal waters choppy. Patchy dense  fog this morning. A chance of showers this afternoon. Visibility  1 NM or less this morning.  TONIGHT  Northwest winds 20 to 25 knots with gusts up to  35 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail:  Northwest 5 feet at 5 seconds and east 3 feet at 12 seconds.  Intracoastal waters rough.  TUESDAY  Northwest winds 15 to 20 knots, diminishing to 10 to  15 knots in the afternoon. Seas 4 to 6 feet, occasionally to  8 feet. Wave Detail: North 5 feet at 5 seconds and northeast  2 feet at 10 seconds. Intracoastal waters choppy.  TUESDAY NIGHT  Northwest winds 15 to 20 knots. Seas 2 to  4 feet, occasionally to 5 feet. Wave Detail: Northwest 3 feet at  5 seconds and northeast 2 feet at 9 seconds. Intracoastal waters  choppy.  WEDNESDAY AND WEDNESDAY NIGHT  West winds 15 to 20 knots. Seas  2 to 4 feet, occasionally to 5 feet. Wave Detail: Northwest  3 feet at 4 seconds and northeast 2 feet at 9 seconds.  Intracoastal waters choppy.  THURSDAY  West winds 10 to 15 knots. Seas 2 to 3 feet. Wave  Detail: West 2 feet at 4 seconds. Intracoastal waters a moderate  chop.  FRIDAY  Southwest winds 5 to 10 knots, increasing to 10 to  15 knots. Seas around 2 feet in the morning, then 1 foot or less,  then, then 2 to 3 feet. Intracoastal waters a moderate chop. A  chance of showers after midnight.    $$