NWS Marine Forecast



 Hazardous marine condition(s):
 Small Craft Advisory
   AMZ400-252100-  Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-  225 AM EDT Wed Mar 25 2026      .SYNOPSIS...    Moderate to strong northeast winds and rough seas will continue  through the afternoon with some decrease in winds late afternoon.  Scattered showers and possibly a thunderstorm are expected through  the early afternoon mainly across the northeast Florida waters. High  pressure will then begin to build in from the north tonight into  Thursday resulting in winds lowering but seas will remain elevated  and rough at times. Another cold front will enter the southeast  states on Friday night, crossing our local waters by early Saturday  morning. Strong high pressure will again build to the north of our  area in the wake of this front, resulting in another surge of  onshore winds throughout our local waters and possible Gale  conditions during the weekend.      .GULF STREAM...    The approximate location of the west wall of the Gulf Stream as of  Mar 24, 2026 at 0000 UTC...    54 nautical miles east of Flagler Beach.  62 nautical miles east of Saint Augustine Beach.  74 nautical miles east southeast of Jacksonville Beach.  71 nautical miles east southeast of St Simons Island.    This data derived from NCEP Global RTOFS model.      $$
   AMZ452-454-252100-  Coastal waters from Fernandina Beach to St. Augustine FL out  20 NM-  Coastal waters from St. Augustine to Flagler Beach FL out 20 NM-  225 AM EDT Wed Mar 25 2026    SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING    REST OF TONIGHT  Northeast winds 20 to 25 knots. Seas 7 to  9 feet, occasionally to 11 feet. Wave Detail: Northeast 9 feet at  10 seconds. Intracoastal waters rough. A chance of showers with a  slight chance of thunderstorms.  WEDNESDAY  Northeast winds 15 to 20 knots. Seas 6 to 8 feet,  occasionally to 10 feet. Wave Detail: Northeast 8 feet at  10 seconds. Intracoastal waters choppy. A chance of showers with  a slight chance of thunderstorms.  WEDNESDAY NIGHT  Northeast winds 10 to 15 knots, diminishing to  5 to 10 knots after midnight. Seas 5 to 7 feet, occasionally to  9 feet. Wave Detail: East 6 feet at 9 seconds. Intracoastal  waters a moderate chop. A slight chance of showers in the  evening.  THURSDAY  Northeast winds 5 to 10 knots. Seas 3 to 5 feet,  occasionally to 6 feet. Wave Detail: East 5 feet at 8 seconds.  Intracoastal waters light chop. A slight chance of showers in the  morning.  THURSDAY NIGHT  Southeast winds around 5 knots, becoming south  after midnight. Seas 3 to 4 feet, occasionally to 5 feet. Wave  Detail: East 4 feet at 8 seconds. Intracoastal waters smooth.  FRIDAY AND FRIDAY NIGHT  Southwest winds 20 to 25 knots. Seas  2 to 3 feet. Wave Detail: East 3 feet at 8 seconds and south  2 feet at 3 seconds. Intracoastal waters rough.  SATURDAY  Northeast winds 25 to 35 knots. Seas 3 to 5 feet,  occasionally to 6 feet, building to 11 to 13 feet, occasionally  to 17 feet. Intracoastal waters extremely rough. A slight chance  of showers.  SUNDAY  Northeast winds 25 to 30 knots, becoming east 20 to  25 knots. Seas 10 to 13 feet, occasionally to 17 feet, subsiding  to 6 to 8 feet, occasionally to 10 feet. Intracoastal waters very  rough.    Winds and waves higher in and near thunderstorms.    $$