NWS Marine Forecast


   AMZ400-170915-  Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-  152 PM EDT Mon Jun 16 2025      .SYNOPSIS...    The Atlantic high pressure ridge will continue to extend its axis  westward across the Florida peninsula this week, keeping a  prevailing south to southwest wind flow across our area. Showers  and thunderstorms will impact our local waters during the  afternoon and evening hours, with isolated strong storms possible,  bringing briefly gusty winds, frequent lightning strikes, and  torrential downpours. Rain chances will decrease for the local  waters Tuesday through Thursday. A weak front enters the southeast  states late this week, resulting in increasing chances for  afternoon and evening thunderstorms by Friday and Saturday.    .GULF STREAM...    The approximate location of the west wall of the Gulf Stream as of  Jun 14, 2025 at 1200 UTC...    64 nautical miles east of Flagler Beach.  74 nautical miles east of Saint Augustine Beach.  89 nautical miles east of Jacksonville Beach.  99 nautical miles east of St Simons Island.    This data courtesy of the Naval Oceanographic Office.    $$
   AMZ450-452-454-170915-  Coastal waters from Altamaha Sound to Fernandina Beach FL out  20 NM-  Coastal waters from Fernandina Beach to St. Augustine FL out  20 NM-  Coastal waters from St. Augustine to Flagler Beach FL out 20 NM-  152 PM EDT Mon Jun 16 2025    TONIGHT  South winds 10 to 15 knots. Seas 2 to 3 feet. Wave  Detail: Southeast 3 feet at 5 seconds. Intracoastal waters a  moderate chop. A chance of showers and thunderstorms this  evening.  TUESDAY  South winds 10 to 15 knots. Seas 2 to 3 feet. Wave  Detail: Southeast 3 feet at 5 seconds and southeast 2 feet at  8 seconds. Intracoastal waters a moderate chop. A slight chance  of showers and thunderstorms in the afternoon.  TUESDAY NIGHT  South winds 10 to 15 knots. Seas 2 to 3 feet.  Wave Detail: Southeast 3 feet at 5 seconds. Intracoastal waters a  moderate chop.  WEDNESDAY  South winds 10 to 15 knots. Seas 2 to 3 feet. Wave  Detail: Southeast 2 feet at 5 seconds and southeast 2 feet at  8 seconds. Intracoastal waters a moderate chop. A slight chance  of showers and thunderstorms in the afternoon.  WEDNESDAY NIGHT  South winds 10 to 15 knots. Seas 2 to 3 feet.  Wave Detail: Southeast 3 feet at 4 seconds. Intracoastal waters a  moderate chop.  THURSDAY AND THURSDAY NIGHT  Southwest winds 10 to 15 knots.  Seas around 2 feet. Wave Detail: Southeast 2 feet at 5 seconds  and southeast 2 feet at 8 seconds. Intracoastal waters a moderate  chop. A chance of showers and thunderstorms.  FRIDAY THROUGH SATURDAY  South winds 5 to 10 knots. Seas around  2 feet. Intracoastal waters light chop. A chance of showers and  thunderstorms.    Winds and waves higher in and near thunderstorms.    $$