AMZ400-130530-
Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-
925 AM EST Thu Feb 12 2026
A cold front will move across GA waters and FL waters through this
morning before stalling just south of the area by this evening. The
front will then remain nearly stationary through Friday Night before
lifting back northward Saturday and Saturday Night as a warm front.
High pressure riding will persist along the southeastern seaboard
through Friday in the meantime, with a northeast to easterly onshore
flow. High pressure then moves east of the region Saturday Night and
Sunday as a frontal system approaches the area Sunday Night, moving
across area waters through Monday. Showers as well as isolated
thunderstorms will be expected Sunday Night through Monday as the
system moves through. High pressure ridging will then build back
down the southeastern coast on Tuesday before weakening by mid week.
.GULF STREAM...
The approximate location of the west wall of the Gulf Stream as of
Feb 11, 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.
66 nautical miles east southeast of St Simons Island.
This data derived from NCEP Global RTOFS model.
$$
AMZ452-454-130530- Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM- Coastal waters from St. Augustine to Flagler Beach FL out 20 NM- 925 AM EST Thu Feb 12 2026 SMALL CRAFT EXERCISE CAUTION IN EFFECT UNTIL 6 PM EST THIS EVENING REST OF TODAY North winds 15 to 20 knots. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 11 seconds and northwest 2 feet at 3 seconds. Intracoastal waters a moderate chop. TONIGHT Northeast winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 6 seconds. Intracoastal waters a moderate chop. FRIDAY Northeast winds 5 to 10 knots, increasing to 10 to 15 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 7 seconds. Intracoastal waters a moderate chop. FRIDAY NIGHT Northeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 7 seconds. Intracoastal waters light chop. SATURDAY East winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 9 seconds. Intracoastal waters light chop. SATURDAY NIGHT Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 4 seconds and northeast 2 feet at 8 seconds. Intracoastal waters a moderate chop. A slight chance of showers in the evening, then a chance of showers after midnight. SUNDAY South winds 20 to 25 knots. Seas 4 to 6 feet, occasionally to 8 feet. Intracoastal waters rough. A chance of showers in the morning, then a slight chance of thunderstorms in the afternoon. Showers. A chance of thunderstorms through the night. MONDAY North winds 10 to 15 knots. Seas 3 to 5 feet, occasionally to 6 feet, subsiding to 2 to 3 feet. Intracoastal waters a moderate chop. Showers likely with a chance of thunderstorms in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. A slight chance of showers in the evening. Winds and waves higher in and near thunderstorms. $$
AMZ452-454-130530- Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM- Coastal waters from St. Augustine to Flagler Beach FL out 20 NM- 925 AM EST Thu Feb 12 2026 SMALL CRAFT EXERCISE CAUTION IN EFFECT UNTIL 6 PM EST THIS EVENING REST OF TODAY North winds 15 to 20 knots. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 11 seconds and northwest 2 feet at 3 seconds. Intracoastal waters a moderate chop. TONIGHT Northeast winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 6 seconds. Intracoastal waters a moderate chop. FRIDAY Northeast winds 5 to 10 knots, increasing to 10 to 15 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 7 seconds. Intracoastal waters a moderate chop. FRIDAY NIGHT Northeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 7 seconds. Intracoastal waters light chop. SATURDAY East winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 9 seconds. Intracoastal waters light chop. SATURDAY NIGHT Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 4 seconds and northeast 2 feet at 8 seconds. Intracoastal waters a moderate chop. A slight chance of showers in the evening, then a chance of showers after midnight. SUNDAY South winds 20 to 25 knots. Seas 4 to 6 feet, occasionally to 8 feet. Intracoastal waters rough. A chance of showers in the morning, then a slight chance of thunderstorms in the afternoon. Showers. A chance of thunderstorms through the night. MONDAY North winds 10 to 15 knots. Seas 3 to 5 feet, occasionally to 6 feet, subsiding to 2 to 3 feet. Intracoastal waters a moderate chop. Showers likely with a chance of thunderstorms in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. A slight chance of showers in the evening. Winds and waves higher in and near thunderstorms. $$