NWS Marine Forecast


   AMZ400-280900-  Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-  151 PM EDT Wed May 27 2026      .SYNOPSIS...    High pressure will be centered to the east Today.    The region will be between high pressure to the southeast, and a  frontal zone to the north Tonight through Friday. The frontal zone  will settle across the area over the weekend, and remain nearly  stationary into the middle of next week.      .GULF STREAM...    The approximate location of the west wall of the Gulf Stream as of  May 27, 2026 at 0000 UTC...    46 nautical miles east of Flagler Beach.  49 nautical miles east of Saint Augustine Beach.  60 nautical miles east southeast of Jacksonville Beach.  71 nautical miles east southeast of St Simons Island.    This data derived from NCEP Global RTOFS model.      $$
   AMZ450-452-454-280900-  Coastal waters from Altamaha Sound to Fernandina Beach FL out  20 NM-  Coastal waters from Fernandina Beach to St. Augustine FL out  20 NM-  Coastal waters from St. Augustine to Flagler Beach FL out 20 NM-  151 PM EDT Wed May 27 2026    SMALL CRAFT EXERCISE CAUTION IN EFFECT THROUGH LATE TONIGHT    TONIGHT  South winds 15 to 20 knots, becoming southwest 5 to  10 knots after midnight. Seas 3 to 5 feet, occasionally to  6 feet. Wave Detail: Southeast 5 feet at 8 seconds and south  2 feet at 5 seconds. Intracoastal waters choppy. A chance of  showers and thunderstorms this evening.  THURSDAY  South winds 5 to 10 knots. Seas 3 to 4 feet,  occasionally to 5 feet. Wave Detail: Southeast 3 feet at  9 seconds. Intracoastal waters light chop. A chance of showers  with a slight chance of thunderstorms in the morning, then  showers likely with a chance of thunderstorms in the afternoon.  THURSDAY NIGHT  Southwest winds 5 to 10 knots. Seas 2 to  3 feet. Wave Detail: Southeast 3 feet at 9 seconds. Intracoastal  waters light chop. A chance of showers. A chance of  thunderstorms, mainly in the evening.  FRIDAY  Northwest winds 5 to 10 knots, becoming northeast in  the afternoon. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at  8 seconds. Intracoastal waters light chop. A chance of  thunderstorms. A chance of showers in the morning, then showers  likely in the afternoon.  FRIDAY NIGHT THROUGH SATURDAY NIGHT  West winds 10 to 15 knots.  Seas 2 to 3 feet. Wave Detail: Southwest 2 feet at 3 seconds and  east 2 feet at 8 seconds. Intracoastal waters a moderate chop.  Showers likely with a chance of thunderstorms.  SUNDAY THROUGH MONDAY  West winds 10 to 15 knots. Seas 2 to  3 feet. Wave Detail: Northeast 3 feet at 8 seconds and west  2 feet at 3 seconds. Intracoastal waters a moderate chop. Showers  with a chance of thunderstorms.    Winds and waves higher in and near thunderstorms.    $$