NWS Marine Forecast


   AMZ400-071415-  Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-  613 PM EST Tue Jan 6 2026      .SYNOPSIS...    Atlantic high pressure will continue to extend its axis across the  Florida peninsula through Wednesday night. This weather pattern will  create a prevailing southwesterly flow pattern across our local  waters, with winds shifting to southerly during the afternoon and  evening hours. Another high pressure center building over the Mid-  Atlantic states will wedge down the southeastern seaboard on  Thursday and Thursday night and shift off the Mid-Atlantic coast on  Friday. South-southeasterly winds prevail Thursday into Saturday  ahead of an approaching cold front. This front may bring a few  showers to our local waters, mainly on Saturday night and Sunday  morning. Northwesterly winds will strengthen following this frontal  passage on Sunday afternoon, with Small Craft Advisory conditions  likely through Monday morning.      .GULF STREAM...    The approximate location of the west wall of the Gulf Stream as of  Jan 06, 2026 at 0000 UTC...    54 nautical miles east of Flagler Beach.  58 nautical miles east of Saint Augustine Beach.  70 nautical miles east southeast of Jacksonville Beach.  71 nautical miles east southeast of St Simons Island.    This data derived from NCEP Global RTOFS model.      $$
   AMZ450-452-454-071415-  Coastal waters from Altamaha Sound to Fernandina Beach FL out  20 NM-  Coastal waters from Fernandina Beach to St. Augustine FL out  20 NM-  Coastal waters from St. Augustine to Flagler Beach FL out 20 NM-  613 PM EST Tue Jan 6 2026    REST OF TONIGHT  South winds 5 to 10 knots, becoming southwest.  Seas 2 to 3 feet. Wave Detail: East 3 feet at 7 seconds.  Intracoastal waters light chop. Patchy fog.  WEDNESDAY  Southwest winds 5 to 10 knots. Seas around 2 feet.  Wave Detail: Southeast 2 feet at 6 seconds. Intracoastal waters  light chop. Patchy fog in the morning.  WEDNESDAY NIGHT  Southwest winds around 5 knots. Seas around  2 feet. Wave Detail: Southeast 2 feet at 6 seconds. Intracoastal  waters smooth.  THURSDAY  West winds around 5 knots, becoming east around  5 knots in the afternoon. Waves 1 foot or less. Intracoastal  waters smooth.  THURSDAY NIGHT THROUGH FRIDAY NIGHT  South winds 5 to 10 knots.  Seas around 2 feet. Wave Detail: Southeast 2 feet at 5 seconds.  Intracoastal waters light chop.  SATURDAY  South winds 5 to 10 knots, becoming southwest 10 to  15 knots. Seas 2 to 3 feet. Wave Detail: Southwest 2 feet at  3 seconds and southeast 2 feet at 5 seconds. Intracoastal waters  a moderate chop. A chance of showers in the evening. A slight  chance of showers after midnight.  SUNDAY  Northwest winds 15 to 20 knots, becoming north 20 to  25 knots. Seas 4 to 6 feet, occasionally to 8 feet. Intracoastal  waters rough. A slight chance of showers in the morning.    $$