NWS Marine Forecast


   AMZ400-192200-  Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-  221 AM EST Wed Nov 19 2025      .SYNOPSIS...    High pressure will be the dominant weather feature through the end  of the week resulting in light winds and low seas across the local  waters. Over the weekend, winds turn offshore and become breezy as a  cold front approaches and passes Sunday night. High pressure  building in behind the front will move offshore to the northeast  early next week setting up onshore flow and development of a coastal  trough.      .GULF STREAM...    The approximate location of the west wall of the Gulf Stream as of  Nov 18, 2025 at 1200 UTC...    50 nautical miles east of Flagler Beach.  59 nautical miles east of Saint Augustine Beach.  76 nautical miles east of Jacksonville Beach.  85 nautical miles east of St Simons Island.    This data courtesy of the Naval Oceanographic Office.      $$
   AMZ450-452-454-192200-  Coastal waters from Altamaha Sound to Fernandina Beach FL out  20 NM-  Coastal waters from Fernandina Beach to St. Augustine FL out  20 NM-  Coastal waters from St. Augustine to Flagler Beach FL out 20 NM-  221 AM EST Wed Nov 19 2025    REST OF TONIGHT  West winds around 5 knots. Seas 2 to 3 feet.  Wave Detail: East 2 feet at 8 seconds. Intracoastal waters  smooth. Areas of dense fog.  WEDNESDAY  West winds around 5 knots, becoming southeast in the  afternoon. Seas around 2 feet. Wave Detail: East 2 feet at  8 seconds. Intracoastal waters smooth. Patchy dense fog in the  morning.  WEDNESDAY NIGHT  South winds around 5 knots, becoming west  after midnight. Seas around 2 feet. Wave Detail: East 2 feet at  7 seconds. Intracoastal waters smooth.  THURSDAY  Northwest winds around 5 knots, becoming northeast in  the afternoon. Seas around 2 feet. Wave Detail: Northeast 2 feet  at 7 seconds. Intracoastal waters smooth.  THURSDAY NIGHT  Southeast winds around 5 knots, becoming  southwest after midnight. Waves 1 foot or less. Intracoastal  waters smooth.  FRIDAY AND FRIDAY NIGHT  Southwest winds 5 to 10 knots. Seas  around 2 feet. Intracoastal waters light chop.  SATURDAY THROUGH SUNDAY  East winds 5 to 10 knots. Seas around  2 feet. Intracoastal waters light chop.    $$