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   AMZ400-242130-  Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-  320 AM EDT Sun Sep 24 2023      .SYNOPSIS...    Weak high pressure will be over the region through tonight.  Showers and thunderstorms will increase from south to north from  Monday afternoon through Tuesday as a trough low pressure lifts  up over the Florida peninsula. Elevated chance of showers and  thunderstorms continue over area waters Wednesday through  Thursday. Strengthening high pressure will be centered to the  north Tuesday through the rest of the week as a troughing will  exist across the Florida peninsula, beginning a prolonged period  of onshore flow. High pressure will remain to the north northeast  later in the week, as an inverted trough develops along the  Atlantic coast.    Elevated coastal conditions are expected later in the week, which  may necessitate small craft advisories as early as Thursday  morning over portions of the area waters.    .GULF STREAM...    The approximate location of the west wall of the Gulf Stream as of  Sep 23, 2023 at 1200 UTC...    60 nautical miles east northeast of Flagler Beach.  59 nautical miles east of Saint Augustine Beach.  68 nautical miles east of Jacksonville Beach.  89 nautical miles east southeast of St Simons Island.    This data courtesy of the Naval Oceanographic Office.    $$
   AMZ450-452-454-242130-  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-  320 AM EDT Sun Sep 24 2023    TODAY  Southwest winds 5 to 10 knots, becoming southeast 10 to  15 knots in the afternoon. Seas 2 to 3 feet with a dominant  period 9 seconds. Intracoastal waters a moderate chop.  TONIGHT  South winds 10 to 15 knots, becoming southwest 5 to  10 knots after midnight. Seas 2 to 3 feet with a dominant period  9 seconds. Intracoastal waters a moderate chop.  MONDAY  South winds 5 to 10 knots, becoming southeast in the  afternoon. Seas around 2 feet with a dominant period 8 seconds.  Intracoastal waters light chop. A slight chance of showers in the  morning, then a chance of showers with a slight chance of  thunderstorms in the afternoon.  MONDAY NIGHT  South winds 5 to 10 knots. Seas 2 to 3 feet with  a dominant period 8 seconds. Intracoastal waters light chop. A  chance of showers with a slight chance of thunderstorms.  TUESDAY  East winds 5 to 10 knots. Seas 2 to 3 feet with a  dominant period 8 seconds. Intracoastal waters light chop. A  chance of thunderstorms. A chance of showers in the morning, then  showers likely in the afternoon.  TUESDAY NIGHT  East winds 5 to 10 knots. Seas 2 to 3 feet with  a dominant period 8 seconds. Intracoastal waters light chop.  Showers likely. A chance of thunderstorms, mainly in the evening.  WEDNESDAY  East winds 10 to 15 knots. Seas 3 to 4 feet. A  chance of thunderstorms. Showers.  WEDNESDAY NIGHT  East winds 10 to 15 knots. Seas 3 to 4 feet.  Showers likely with a chance of thunderstorms.  THURSDAY  Northeast winds 10 to 15 knots. Seas 3 to 4 feet,  building to 4 to 6 feet in the afternoon. Showers likely with a  chance of thunderstorms.  THURSDAY NIGHT  Northeast winds 10 to 15 knots. Seas 5 to  6 feet. A chance of showers and thunderstorms.    Winds and waves higher in and near thunderstorms.    $$

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