NWS Marine Forecast


   AMZ400-051630-  Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-  917 PM EDT Fri Sep 4 2026      .SYNOPSIS...    Area waters will be between a high pressure ridge to the south, and  an approaching front to the north. The front will sink south across  area Sunday through Monday night. High pressure will build to the  northeast following the front. Another front will move south toward  the region later next week.      .GULF STREAM...    The approximate location of the west wall of the Gulf Stream as of  Sep 04, 2026 at 0000 UTC...    50 nautical miles east of Flagler Beach.  53 nautical miles east of Saint Augustine Beach.  68 nautical miles east southeast of Jacksonville Beach.  71 nautical miles east southeast of St Simons Island.    This data derived from NCEP Global RTOFS model.      $$
   AMZ450-452-454-051630-  Coastal waters from Altamaha Sound to Fernandina Beach FL out  20 NM-  Coastal waters from Fernandina Beach to St. Augustine FL out  20 NM-  Coastal waters from St. Augustine to Flagler Beach FL out 20 NM-  917 PM EDT Fri Sep 4 2026    REST OF TONIGHT  South winds 5 to 10 knots. Seas 2 to 3 feet.  Wave Detail: Southeast 3 feet at 8 seconds. Intracoastal waters  light chop. A chance of showers and thunderstorms this evening.  SATURDAY  West winds 5 to 10 knots, becoming southeast in the  afternoon. Seas around 2 feet. Wave Detail: Southeast 2 feet at  8 seconds. Intracoastal waters light chop. A chance of showers  and thunderstorms in the afternoon.  SATURDAY NIGHT  South winds 10 to 15 knots, becoming west after  midnight. Seas around 2 feet. Wave Detail: South 2 feet at  4 seconds and southeast 2 feet at 8 seconds. Intracoastal waters  a moderate chop. A slight chance of showers and thunderstorms in  the evening.  SUNDAY  Southwest winds 5 to 10 knots, becoming south in the  afternoon. Seas around 2 feet. Wave Detail: Southwest 2 feet at  5 seconds. Intracoastal waters light chop. A chance of showers  and thunderstorms in the afternoon.  SUNDAY NIGHT  Southwest winds 5 to 10 knots, becoming west  after midnight. Seas around 2 feet. Wave Detail: Southeast 2 feet  at 8 seconds. Intracoastal waters light chop. A chance of  showers. A chance of thunderstorms, mainly in the evening.  MONDAY AND MONDAY NIGHT  Northeast winds 10 to 15 knots. Seas  2 to 3 feet. Wave Detail: Northeast 2 feet at 4 seconds.  Intracoastal waters a moderate chop. Showers with a chance of  thunderstorms.  TUESDAY THROUGH WEDNESDAY  Southeast winds 10 to 15 knots. Seas  2 to 4 feet, occasionally to 5 feet. Intracoastal waters a  moderate chop. A chance of showers and thunderstorms.    Winds and waves higher in and near thunderstorms.    $$