NWS Marine Forecast


   AMZ400-092100-  Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-  225 AM EDT Sat May 9 2026      .SYNOPSIS...    A frontal boundary just south of northeast Florida waters will lift  north into the waters today and remain in place as a stationary  front this weekend. Periods of showers and thunderstorms are  expected through this weekend, with strong to isolated severe  thunderstorms possible. A stronger cold front will then push through  the local waters on Monday. Northwesterly winds will strengthen to  Caution levels late Monday evening in the wake of the frontal  passage, with winds quickly shifting to northerly Monday Night and  increasing to Small Craft Advisory levels on Tuesday as high  pressure builds north of the region.      .GULF STREAM...    The approximate location of the west wall of the Gulf Stream as of  May 08, 2026 at 0000 UTC...    50 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.      $$
   AMZ450-452-454-092100-  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-  225 AM EDT Sat May 9 2026    REST OF TONIGHT  Southeast winds 5 to 10 knots. Seas around  2 feet. Wave Detail: Northeast 2 feet at 5 seconds. Intracoastal  waters light chop. A chance of showers with a slight chance of  thunderstorms.  SATURDAY  South winds 5 to 10 knots, becoming west in the  afternoon. Seas around 2 feet. Wave Detail: Northeast 2 feet at  5 seconds. Intracoastal waters light chop. A chance of showers  and thunderstorms.  SATURDAY NIGHT  Southwest winds 5 to 10 knots. Seas around  2 feet. Wave Detail: East 2 feet at 9 seconds. Intracoastal  waters light chop. A slight chance of thunderstorms. A chance of  showers, mainly in the evening.  SUNDAY  West winds around 5 knots, becoming east in the  afternoon. Seas around 2 feet. Wave Detail: East 2 feet at  8 seconds. Intracoastal waters smooth. A slight chance of showers  in the morning, then a chance of showers and thunderstorms in the  afternoon.  SUNDAY NIGHT  South winds around 5 knots. Seas around 2 feet.  Intracoastal waters smooth. A slight chance of showers and  thunderstorms in the evening.  MONDAY AND MONDAY NIGHT  North winds 20 to 25 knots. Seas 2 to  3 feet. Wave Detail: North 3 feet at 4 seconds. Intracoastal  waters rough. Showers with a chance of thunderstorms.  TUESDAY  Northeast winds 20 to 25 knots. Seas 5 to 7 feet,  occasionally to 9 feet, subsiding to 4 to 5 feet, occasionally to  6 feet after midnight. Intracoastal waters rough. A chance of  showers with a slight chance of thunderstorms through the day,  then a slight chance of showers in the evening.  WEDNESDAY  East winds 5 to 10 knots, becoming south. Seas 3 to  5 feet, occasionally to 6 feet. Intracoastal waters light chop. A  slight chance of showers in the morning.    Winds and waves higher in and near thunderstorms.    $$