NWS Marine Forecast



 Hazardous marine condition(s):
 Marine Weather Statement
   AMZ400-110900-  Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-  225 PM EDT Sun May 10 2026      .SYNOPSIS...    A frontal boundary over north central Florida this afternoon will  gradually weaken and dissipate through tonight. Periods of showers  and thunderstorms are expected through Monday, with isolated strong  to possibly severe thunderstorms mainly during the afternoon and  evening hours. A stronger cold front will then push across the local  waters Monday evening. Northwest to north winds will strengthen late  Monday night in the wake of the frontal passage, with conditions  likely reaching Small Craft Advisory levels that may persist into  Tuesday night. Weak high pressure will briefly build over the area  Wednesday before a dry cold front moves through on Thursday.      .GULF STREAM...    The approximate location of the west wall of the Gulf Stream as of  May 10, 2026 at 0000 UTC...    50 nautical miles east of Flagler Beach.  58 nautical miles east of Saint Augustine Beach.  70 nautical miles east southeast of Jacksonville Beach.  76 nautical miles east southeast of St Simons Island.    This data derived from NCEP Global RTOFS model.      $$
   AMZ450-452-454-110900-  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 PM EDT Sun May 10 2026    REST OF TODAY  East 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 showers and thunderstorms.  TONIGHT  Southeast winds 5 to 10 knots, becoming southwest  after midnight. Seas around 2 feet. Intracoastal waters light  chop. A slight chance of showers and thunderstorms in the  evening.  MONDAY  West winds around 5 knots, becoming southeast around  5 knots in the afternoon. Seas around 2 feet. Intracoastal waters  smooth. Showers likely with a chance of thunderstorms in the  afternoon.  MONDAY NIGHT  Southwest winds around 5 knots, becoming north  15 to 20 knots after midnight. Seas around 2 feet. Intracoastal  waters choppy. A chance of thunderstorms in the evening. A chance  of showers.  TUESDAY  Northeast winds 15 to 20 knots. Seas 3 to 5 feet,  occasionally to 6 feet. Wave Detail: Northeast 5 feet at  5 seconds. Intracoastal waters choppy. A chance of showers. A  slight chance of thunderstorms in the morning, then a chance of  thunderstorms in the afternoon.  TUESDAY NIGHT  Northeast winds 15 to 20 knots, becoming east  10 to 15 knots after midnight. Seas 4 to 5 feet, occasionally to  6 feet. Wave Detail: Northeast 5 feet at 7 seconds. Intracoastal  waters choppy. A chance of showers with a slight chance of  thunderstorms in the evening, then a slight chance of showers  after midnight.  WEDNESDAY  East winds 5 to 10 knots, becoming south. Seas 3 to  4 feet, occasionally to 5 feet. Intracoastal waters light chop. A  slight chance of showers in the morning, then a slight chance of  showers and thunderstorms in the afternoon.  THURSDAY  North winds 5 to 10 knots. Seas 2 to 3 feet.  Intracoastal waters light chop.    Winds and waves higher in and near thunderstorms.    $$