AMZ400-081630-
Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-
926 PM EDT Mon Sep 7 2026
.SYNOPSIS...
A frontal boundary will shift south of area waters tonight into
Tuesday as high pressure strengthens to the northeast, persisting
onshore flow. High pressure then builds east of the local waters by
Thursday then extends across the Florida peninsula Friday into the
weekend with a return of westerly winds and the afternoon east coast
sea breeze.
.GULF STREAM...
The approximate location of the west wall of the Gulf Stream as of
Sep 07, 2026 at 0000 UTC...
50 nautical miles east of Flagler Beach.
53 nautical miles east of Saint Augustine Beach.
64 nautical miles east southeast of Jacksonville Beach.
76 nautical miles east southeast of St Simons Island.
This data derived from NCEP Global RTOFS model.
$$
AMZ450-470-081630- Coastal waters from Altamaha Sound to Fernandina Beach FL out 20 NM- Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to 60 NM- 926 PM EDT Mon Sep 7 2026 SMALL CRAFT EXERCISE CAUTION IN EFFECT UNTIL 6 PM EDT TUESDAY REST OF TONIGHT Northeast winds 15 to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Northeast 4 feet at 8 seconds and northeast 3 feet at 5 seconds. Intracoastal waters a moderate chop. A slight chance of thunderstorms. A chance of showers, mainly this evening. TUESDAY East winds 15 to 20 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast 5 feet at 7 seconds and northeast 2 feet at 4 seconds. Intracoastal waters choppy. A chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. TUESDAY NIGHT East winds 10 to 15 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: East 5 feet at 8 seconds. Intracoastal waters a moderate chop. A chance of showers. A chance of thunderstorms, mainly in the evening. WEDNESDAY East winds 10 to 15 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: East 5 feet at 8 seconds. Intracoastal waters a moderate chop. A chance of showers with a slight chance of thunderstorms. WEDNESDAY NIGHT Southeast winds 5 to 10 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: East 4 feet at 8 seconds. Intracoastal waters light chop. A slight chance of showers and thunderstorms. THURSDAY Southeast winds 5 to 10 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 8 seconds. Intracoastal waters light chop. A slight chance of thunderstorms. A chance of showers, mainly in the morning. THURSDAY NIGHT South winds 5 to 10 knots, becoming southwest after midnight. Seas 2 to 3 feet. Intracoastal waters light chop. A slight chance of showers and thunderstorms. FRIDAY THROUGH SATURDAY South winds 5 to 10 knots. Seas 2 to 3 feet. Intracoastal waters light chop. A chance of showers and thunderstorms. Winds and waves higher in and near thunderstorms. $$
AMZ450-470-081630- Coastal waters from Altamaha Sound to Fernandina Beach FL out 20 NM- Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to 60 NM- 926 PM EDT Mon Sep 7 2026 SMALL CRAFT EXERCISE CAUTION IN EFFECT UNTIL 6 PM EDT TUESDAY REST OF TONIGHT Northeast winds 15 to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Northeast 4 feet at 8 seconds and northeast 3 feet at 5 seconds. Intracoastal waters a moderate chop. A slight chance of thunderstorms. A chance of showers, mainly this evening. TUESDAY East winds 15 to 20 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast 5 feet at 7 seconds and northeast 2 feet at 4 seconds. Intracoastal waters choppy. A chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. TUESDAY NIGHT East winds 10 to 15 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: East 5 feet at 8 seconds. Intracoastal waters a moderate chop. A chance of showers. A chance of thunderstorms, mainly in the evening. WEDNESDAY East winds 10 to 15 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: East 5 feet at 8 seconds. Intracoastal waters a moderate chop. A chance of showers with a slight chance of thunderstorms. WEDNESDAY NIGHT Southeast winds 5 to 10 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: East 4 feet at 8 seconds. Intracoastal waters light chop. A slight chance of showers and thunderstorms. THURSDAY Southeast winds 5 to 10 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 8 seconds. Intracoastal waters light chop. A slight chance of thunderstorms. A chance of showers, mainly in the morning. THURSDAY NIGHT South winds 5 to 10 knots, becoming southwest after midnight. Seas 2 to 3 feet. Intracoastal waters light chop. A slight chance of showers and thunderstorms. FRIDAY THROUGH SATURDAY South winds 5 to 10 knots. Seas 2 to 3 feet. Intracoastal waters light chop. A chance of showers and thunderstorms. Winds and waves higher in and near thunderstorms. $$