AMZ400-102100-
Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-
225 AM EDT Sun May 10 2026
.SYNOPSIS...
A frontal boundary near the Florida/Georgia border today will slowly
weaken and dissipate through tonight. Periods of showers and
thunderstorms are expected through Monday, with isolated strong to
possible a severe thunderstorms mainly during the afternoon and
evening hours. A stronger cold front will then push into the local
waters Monday evening. Northwest to north winds will strengthen late
Monday night in the wake of the frontal passage, with winds likely
reaching Small Craft Advisory levels which will likely continue into
Tuesday night. Weak high pressure will briefly build over the area
Wednesday, and then a dry cold front moves into the area on
Thursday.
.GULF STREAM...
The approximate location of the west wall of the Gulf Stream as of
May 09, 2026 at 0000 UTC...
54 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.
$$
AMZ450-452-454-102100- 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 AM EDT Sun May 10 2026 REST OF TONIGHT Southwest winds around 5 knots. Seas around 2 feet. Wave Detail: East 2 feet at 7 seconds. Intracoastal waters smooth. A chance of showers with a slight chance of thunderstorms. SUNDAY North winds around 5 knots, becoming east in the afternoon. Seas around 2 feet. Wave Detail: East 2 feet at 7 seconds. Intracoastal waters light chop. A chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. SUNDAY NIGHT Southeast winds 5 to 10 knots, becoming southwest after midnight. Seas around 2 feet. Wave Detail: East 2 feet at 8 seconds. Intracoastal waters light chop. A chance of showers with a slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. MONDAY South winds around 5 knots, becoming southeast in the afternoon. Seas around 2 feet. Wave Detail: East 2 feet at 8 seconds. Intracoastal waters light chop. A slight chance of showers and thunderstorms in the morning, then showers likely with a chance of thunderstorms in the afternoon. MONDAY NIGHT Southwest winds around 5 knots, becoming northwest 10 to 15 knots after midnight. Seas around 2 feet. Wave Detail: Northwest 2 feet at 3 seconds and southeast 2 feet at 7 seconds. Intracoastal waters a moderate chop. Showers likely with a chance of thunderstorms in the evening, then a chance of showers after midnight. TUESDAY Northeast winds 20 to 25 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: North 6 feet at 5 seconds. Intracoastal waters rough. A chance of showers with a slight chance of thunderstorms. TUESDAY NIGHT Northeast winds 15 to 20 knots, becoming east 10 to 15 knots after midnight. Seas 4 to 6 feet, occasionally to 8 feet. Intracoastal waters choppy. A chance of showers in the evening. WEDNESDAY East winds 5 to 10 knots, becoming south. Seas 3 to 5 feet, occasionally to 6 feet. Intracoastal waters light chop. A chance of showers in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. THURSDAY South winds 5 to 10 knots, becoming west. Seas 2 to 4 feet, occasionally to 5 feet. Intracoastal waters light chop. Winds and waves higher in and near thunderstorms. $$
AMZ450-452-454-102100- 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 AM EDT Sun May 10 2026 REST OF TONIGHT Southwest winds around 5 knots. Seas around 2 feet. Wave Detail: East 2 feet at 7 seconds. Intracoastal waters smooth. A chance of showers with a slight chance of thunderstorms. SUNDAY North winds around 5 knots, becoming east in the afternoon. Seas around 2 feet. Wave Detail: East 2 feet at 7 seconds. Intracoastal waters light chop. A chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. SUNDAY NIGHT Southeast winds 5 to 10 knots, becoming southwest after midnight. Seas around 2 feet. Wave Detail: East 2 feet at 8 seconds. Intracoastal waters light chop. A chance of showers with a slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. MONDAY South winds around 5 knots, becoming southeast in the afternoon. Seas around 2 feet. Wave Detail: East 2 feet at 8 seconds. Intracoastal waters light chop. A slight chance of showers and thunderstorms in the morning, then showers likely with a chance of thunderstorms in the afternoon. MONDAY NIGHT Southwest winds around 5 knots, becoming northwest 10 to 15 knots after midnight. Seas around 2 feet. Wave Detail: Northwest 2 feet at 3 seconds and southeast 2 feet at 7 seconds. Intracoastal waters a moderate chop. Showers likely with a chance of thunderstorms in the evening, then a chance of showers after midnight. TUESDAY Northeast winds 20 to 25 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: North 6 feet at 5 seconds. Intracoastal waters rough. A chance of showers with a slight chance of thunderstorms. TUESDAY NIGHT Northeast winds 15 to 20 knots, becoming east 10 to 15 knots after midnight. Seas 4 to 6 feet, occasionally to 8 feet. Intracoastal waters choppy. A chance of showers in the evening. WEDNESDAY East winds 5 to 10 knots, becoming south. Seas 3 to 5 feet, occasionally to 6 feet. Intracoastal waters light chop. A chance of showers in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. THURSDAY South winds 5 to 10 knots, becoming west. Seas 2 to 4 feet, occasionally to 5 feet. Intracoastal waters light chop. Winds and waves higher in and near thunderstorms. $$