AMZ400-220215-
Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-
712 AM EDT Fri Aug 21 2026
.SYNOPSIS...
A frontal zone will extend across the Carolinas and into Georgia
this period, with a high pressure ridge to the southeast. Rounds of
mainly afternoon and evening showers and thunderstorms can be
expected each day.
.GULF STREAM...
The approximate location of the west wall of the Gulf Stream as of
Aug 20, 2026 at 0000 UTC...
54 nautical miles east of Flagler Beach.
62 nautical miles east of Saint Augustine Beach.
74 nautical miles east southeast of Jacksonville Beach.
76 nautical miles east southeast of St Simons Island.
This data derived from NCEP Global RTOFS model.
$$
AMZ450-452-454-220215- Coastal waters from Altamaha Sound to Fernandina Beach FL out 20 NM- Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM- Coastal waters from St. Augustine to Flagler Beach FL out 20 NM- 712 AM EDT Fri Aug 21 2026 TODAY Southwest winds 5 to 10 knots, becoming southeast 10 to 15 knots this afternoon. Seas 2 to 3 feet. Wave Detail: South 3 feet at 4 seconds. Intracoastal waters a moderate chop. A chance of showers with a slight chance of thunderstorms this afternoon. TONIGHT Southwest winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 4 seconds. Intracoastal waters a moderate chop. A slight chance of thunderstorms. A chance of showers, mainly in the evening. SATURDAY South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 5 seconds. Intracoastal waters a moderate chop. A slight chance of showers and thunderstorms in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. SATURDAY NIGHT Southwest winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 5 seconds. Intracoastal waters a moderate chop. A slight chance of showers and thunderstorms. SUNDAY Southwest winds 10 to 15 knots, becoming south in the afternoon. Seas 2 to 3 feet. Wave Detail: South 2 feet at 5 seconds. Intracoastal waters a moderate chop. A slight chance of showers and thunderstorms. SUNDAY NIGHT Southwest winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 2 feet at 4 seconds. Intracoastal waters a moderate chop. MONDAY South winds 10 to 15 knots. Seas 2 to 3 feet. Intracoastal waters a moderate chop. TUESDAY South winds 10 to 15 knots. Seas 2 to 3 feet. Intracoastal waters a moderate chop. A slight chance of showers and thunderstorms through the night. Winds and waves higher in and near thunderstorms. $$
AMZ450-452-454-220215- 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- 712 AM EDT Fri Aug 21 2026 TODAY Southwest winds 5 to 10 knots, becoming southeast 10 to 15 knots this afternoon. Seas 2 to 3 feet. Wave Detail: South 3 feet at 4 seconds. Intracoastal waters a moderate chop. A chance of showers with a slight chance of thunderstorms this afternoon. TONIGHT Southwest winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 4 seconds. Intracoastal waters a moderate chop. A slight chance of thunderstorms. A chance of showers, mainly in the evening. SATURDAY South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 5 seconds. Intracoastal waters a moderate chop. A slight chance of showers and thunderstorms in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. SATURDAY NIGHT Southwest winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 5 seconds. Intracoastal waters a moderate chop. A slight chance of showers and thunderstorms. SUNDAY Southwest winds 10 to 15 knots, becoming south in the afternoon. Seas 2 to 3 feet. Wave Detail: South 2 feet at 5 seconds. Intracoastal waters a moderate chop. A slight chance of showers and thunderstorms. SUNDAY NIGHT Southwest winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 2 feet at 4 seconds. Intracoastal waters a moderate chop. MONDAY South winds 10 to 15 knots. Seas 2 to 3 feet. Intracoastal waters a moderate chop. TUESDAY South winds 10 to 15 knots. Seas 2 to 3 feet. Intracoastal waters a moderate chop. A slight chance of showers and thunderstorms through the night. Winds and waves higher in and near thunderstorms. $$