NWS Marine Forecast


   AMZ400-070015-  Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-  507 AM EDT Mon Jul 6 2026      .SYNOPSIS...    High pressure ridge will continue across central and south Florida  this week as low pressure troughing develops to the north. This  pattern will lead to prolonged southwesterly flow during the day  followed by nightly wind surges from the south to Small Craft  Exercise Caution speeds. The offshore flow will increase afternoon  and evening thunderstorm chances over the local coastal waters each  day through the upcoming week. Locally strong wind gusts and  frequent lightning will be possible with these thunderstorms.    .GULF STREAM...    The approximate location of the west wall of the Gulf Stream as of  Jul 05, 2026 at 0000 UTC...    46 nautical miles east of Flagler Beach.  53 nautical miles east of Saint Augustine Beach.  64 nautical miles east southeast of Jacksonville Beach.  76 nautical miles east southeast of St Simons Island.    This data derived from NCEP Global RTOFS model.    $$
   AMZ450-452-454-070015-  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-  507 AM EDT Mon Jul 6 2026    SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM 5 PM EDT THIS  AFTERNOON THROUGH LATE TONIGHT    TODAY  Southwest winds 10 knots, becoming south 15 to 20 knots  this afternoon. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at  5 seconds. Intracoastal waters choppy. A slight chance of showers  and thunderstorms this afternoon.  TONIGHT  South winds 15 to 20 knots, becoming southwest 10 to  15 knots after midnight. Seas 2 to 4 feet, occasionally to  5 feet. Wave Detail: Southeast 3 feet at 5 seconds. Intracoastal  waters choppy. A slight chance of showers and thunderstorms in  the evening.  TUESDAY  Southwest winds 5 to 10 knots, becoming south 15 to  20 knots in the afternoon. Seas 2 to 3 feet. Wave Detail:  Southeast 3 feet at 5 seconds. Intracoastal waters choppy. A  slight chance of showers and thunderstorms in the afternoon.  TUESDAY NIGHT  South winds 15 to 20 knots, becoming southwest  10 to 15 knots after midnight. Seas 2 to 4 feet, occasionally to  5 feet. Wave Detail: Southeast 3 feet at 5 seconds. Intracoastal  waters choppy.  WEDNESDAY  Southwest winds 5 to 10 knots, becoming south 15 to  20 knots in the afternoon. Seas 2 to 4 feet, occasionally to  5 feet. Wave Detail: Southeast 3 feet at 6 seconds and east  2 feet at 9 seconds. Intracoastal waters choppy.  WEDNESDAY NIGHT  South winds 15 to 20 knots, becoming southwest  around 10 knots after midnight. Seas 2 to 4 feet, occasionally to  5 feet. Wave Detail: Southeast 3 feet at 5 seconds. Intracoastal  waters choppy. A slight chance of showers and thunderstorms in  the evening.  THURSDAY THROUGH FRIDAY  Southwest winds 15 to 20 knots. Seas  2 to 4 feet, occasionally to 5 feet. Intracoastal waters choppy.    Winds and waves higher in and near thunderstorms.    $$