Hazardous marine condition(s):
Small Craft Advisory
AMZ400-240900-
Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-
224 PM EDT Mon Mar 23 2026
.SYNOPSIS...
A cold front will move south across the area tonight. This front
will bring embedded thunderstorms mainly tonight into Tuesday. A
surge of northeast winds will develop in the wake of the front with
Gale conditions developing over the Georgia waters and Florida
Waters southward to Jacksonville and Small Craft Advisory criteria
expected elsewhere. Moderate to strong east to northeast winds and
rough seas are expected to continue from Tuesday through Wednesday
night. High pressure ridge will be over the area on Thursday and
Friday before another cold front moves into the area Friday night.
.GULF STREAM...
The approximate location of the west wall of the Gulf Stream as of
Mar 23, 2026 at 0000 UTC...
50 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.
$$
AMZ454-474-240900- Coastal waters from St. Augustine to Flagler Beach FL out 20 NM- Waters from St. Augustine to Flagler Beach FL from 20 to 60 NM- 225 PM EDT Mon Mar 23 2026 SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY EVENING REST OF TODAY Southwest winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Southwest 3 feet at 4 seconds and east 2 feet at 9 seconds. Intracoastal waters a moderate chop. TONIGHT Southwest winds 15 to 20 knots, becoming northwest after midnight. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Southwest 4 feet at 4 seconds and east 2 feet at 9 seconds. Intracoastal waters choppy. A slight chance of showers after midnight. TUESDAY Northeast winds 20 to 25 knots. Seas 4 to 6 feet, occasionally to 8 feet, building to 6 to 9 feet, occasionally to 11 feet in the afternoon. Wave Detail: Northeast 6 feet at 9 seconds and west 3 feet at 4 seconds, becoming northeast 9 feet at 8 seconds. Intracoastal waters rough. A chance of thunderstorms. A chance of showers in the morning, then showers in the afternoon. TUESDAY NIGHT East winds 20 to 25 knots. Seas 8 to 11 feet, occasionally to 14 feet. Wave Detail: Northeast 10 feet at 9 seconds. Intracoastal waters rough. A chance of thunderstorms. Showers. WEDNESDAY Northeast winds 15 to 20 knots. Seas 7 to 9 feet, occasionally to 11 feet, subsiding to 6 to 7 feet, occasionally to 9 feet in the afternoon. Wave Detail: Northeast 9 feet at 9 seconds, becoming northeast 7 feet at 8 seconds. Intracoastal waters choppy. Showers likely, mainly in the morning. WEDNESDAY NIGHT Northeast winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: East 6 feet at 8 seconds. Intracoastal waters a moderate chop. A chance of showers, mainly in the evening. THURSDAY Northeast winds 5 to 10 knots, becoming southeast. Seas 3 to 4 feet, occasionally to 5 feet. Intracoastal waters light chop. A slight chance of showers in the morning. FRIDAY North winds 5 to 10 knots, becoming south 10 to 15 knots. Seas 2 to 3 feet. Intracoastal waters a moderate chop. Winds and waves higher in and near thunderstorms. $$
AMZ454-474-240900- Coastal waters from St. Augustine to Flagler Beach FL out 20 NM- Waters from St. Augustine to Flagler Beach FL from 20 to 60 NM- 225 PM EDT Mon Mar 23 2026 SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY EVENING REST OF TODAY Southwest winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Southwest 3 feet at 4 seconds and east 2 feet at 9 seconds. Intracoastal waters a moderate chop. TONIGHT Southwest winds 15 to 20 knots, becoming northwest after midnight. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Southwest 4 feet at 4 seconds and east 2 feet at 9 seconds. Intracoastal waters choppy. A slight chance of showers after midnight. TUESDAY Northeast winds 20 to 25 knots. Seas 4 to 6 feet, occasionally to 8 feet, building to 6 to 9 feet, occasionally to 11 feet in the afternoon. Wave Detail: Northeast 6 feet at 9 seconds and west 3 feet at 4 seconds, becoming northeast 9 feet at 8 seconds. Intracoastal waters rough. A chance of thunderstorms. A chance of showers in the morning, then showers in the afternoon. TUESDAY NIGHT East winds 20 to 25 knots. Seas 8 to 11 feet, occasionally to 14 feet. Wave Detail: Northeast 10 feet at 9 seconds. Intracoastal waters rough. A chance of thunderstorms. Showers. WEDNESDAY Northeast winds 15 to 20 knots. Seas 7 to 9 feet, occasionally to 11 feet, subsiding to 6 to 7 feet, occasionally to 9 feet in the afternoon. Wave Detail: Northeast 9 feet at 9 seconds, becoming northeast 7 feet at 8 seconds. Intracoastal waters choppy. Showers likely, mainly in the morning. WEDNESDAY NIGHT Northeast winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: East 6 feet at 8 seconds. Intracoastal waters a moderate chop. A chance of showers, mainly in the evening. THURSDAY Northeast winds 5 to 10 knots, becoming southeast. Seas 3 to 4 feet, occasionally to 5 feet. Intracoastal waters light chop. A slight chance of showers in the morning. FRIDAY North winds 5 to 10 knots, becoming south 10 to 15 knots. Seas 2 to 3 feet. Intracoastal waters a moderate chop. Winds and waves higher in and near thunderstorms. $$