NWS Marine Forecast


   AMZ400-190900-  Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-  100 PM EST Tue Nov 18 2025      .SYNOPSIS...    A weak and coastal trough over the waters will lift northeastward  tonight, with a a few isolated showers possible off the northeast  Florida coast through the afternoon and evening. Otherwise, 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. Patchy to areas of fog will be possible within about 10  miles of the coast each morning over the next several days. 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 15, 2025 at 1200 UTC...    64 nautical miles east of Flagler Beach.  76 nautical miles east of Saint Augustine Beach.  82 nautical miles east of Jacksonville Beach.  90 nautical miles east southeast of St Simons Island.    This data courtesy of the Naval Oceanographic Office.      $$
   AMZ450-452-454-190900-  Coastal waters from Altamaha Sound to Fernandina Beach FL out  20 NM-  Coastal waters from Fernandina Beach to St. Augustine FL out  20 NM-  Coastal waters from St. Augustine to Flagler Beach FL out 20 NM-  100 PM EST Tue Nov 18 2025    REST OF TODAY  Northeast winds 5 to 10 knots. Seas 2 to 3 feet.  Wave Detail: Northeast 3 feet at 6 seconds. Intracoastal waters  light chop.  TONIGHT  Southeast winds 5 to 10 knots, becoming southwest  after midnight. Seas 2 to 3 feet. Wave Detail: East 3 feet at  8 seconds. Intracoastal waters light chop. Patchy fog after  midnight.  WEDNESDAY  West winds around 5 knots, becoming southeast in the  afternoon. Seas around 2 feet. Wave Detail: East 2 feet at  8 seconds. Intracoastal waters smooth. Patchy fog in the morning.  WEDNESDAY NIGHT  South winds around 5 knots, becoming west  after midnight. Seas around 2 feet. Wave Detail: East 2 feet at  7 seconds. Intracoastal waters smooth.  THURSDAY  Northwest winds around 5 knots, becoming east in the  afternoon. Seas around 2 feet. Wave Detail: East 2 feet at  6 seconds. Intracoastal waters smooth.  THURSDAY NIGHT  Southeast winds around 5 knots, becoming  southwest after midnight. Waves 1 foot or less. Intracoastal  waters smooth.  FRIDAY THROUGH SATURDAY  Southwest winds 10 to 15 knots. Seas  around 2 feet. Intracoastal waters a moderate chop.    $$