NWS Marine Forecast


   AMZ400-150015-  Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-  510 AM EDT Mon Jul 14 2025      .SYNOPSIS...    Troughing developing over the Gulf Stream waters this morning will  shift slowly westward this afternoon, crossing our local waters  tonight. Showers and thunderstorms will then increase in coverage on  Tuesday and Wednesday as troughing shifts westward across the  Florida peninsula and into the eastern Gulf, with low pressure  potentially organizing later in the week near the northern Gulf  coast. Prevailing northeasterly winds today will shift to southerly  by late Tuesday as troughing shifts west of our local waters, with  south-southeasterly winds briefly strengthening to Caution levels  near shore on Wednesday afternoon. Rounds of showers and  thunderstorms will continue through late in the week as southerly  winds prevail.      .GULF STREAM...    The approximate location of the west wall of the Gulf Stream as of  Jul 12, 2025 at 1200 UTC...    56 nautical miles east northeast of Flagler Beach.  59 nautical miles east of Saint Augustine Beach.  70 nautical miles east of Jacksonville Beach.  90 nautical miles east southeast of St Simons Island.    This data courtesy of the Naval Oceanographic Office.      $$
   AMZ470-472-474-150015-  Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to  60 NM-  Waters from Fernandina Beach to St. Augustine FL from 20 to 60 NM-  Waters from St. Augustine to Flagler Beach FL from 20 to 60 NM-  510 AM EDT Mon Jul 14 2025    TODAY  North winds around 10 knots, becoming northeast this  afternoon. Seas around 2 feet. Wave Detail: Northwest 2 feet at  3 seconds and east 2 feet at 8 seconds. A slight chance of  thunderstorms. A chance of showers, mainly this morning.  TONIGHT  Northeast winds 5 to 10 knots. Seas around 2 feet.  Wave Detail: Northeast 2 feet at 6 seconds. A slight chance of  showers and thunderstorms in the evening, then a chance of  showers with a slight chance of thunderstorms after midnight.  TUESDAY  Southeast winds 5 to 10 knots. Seas around 2 feet.  Wave Detail: East 2 feet at 6 seconds. A chance of thunderstorms.  Showers likely, mainly in the morning.  TUESDAY NIGHT  South winds 10 to 15 knots. Seas 2 to 3 feet.  Wave Detail: Southeast 3 feet at 6 seconds. A chance of showers  and thunderstorms in the evening, then showers likely with a  slight chance of thunderstorms after midnight.  WEDNESDAY  South winds 10 to 15 knots. Seas around 3 feet. Wave  Detail: Southeast 3 feet at 6 seconds. A chance of thunderstorms.  Showers likely, mainly in the morning.  WEDNESDAY NIGHT  South winds 10 to 15 knots. Seas around  3 feet. Wave Detail: Southeast 3 feet at 5 seconds. A chance of  showers with a slight chance of thunderstorms.  THURSDAY  South winds 10 to 15 knots. Seas around 3 feet. A  chance of showers.  FRIDAY  South winds 5 to 10 knots. Seas 2 to 3 feet. A slight  chance of thunderstorms. A chance of showers, mainly in the  morning.    Winds and seas higher in and near thunderstorms.    $$