Hazardous marine condition(s):
Small Craft Advisory
AMZ400-130330-
Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-
717 AM EST Thu Nov 12 2026
.SYNOPSIS...
Westerly winds increase with a strong cold frontal passage later
today and Small Craft Advisory conditions are expected late this
afternoon through early Friday morning. A brief lull in the offshore
flow is expected on Friday, before another strong surge of Northwest
to North winds develops Friday Night with advisory conditions
lasting through at least Saturday morning over the local waters.
Winds and seas will briefly subside on Saturday as surface high
pressure builds into the region, before breezy northeast winds
develop Sunday and increase to Small Craft Advisory levels early
next week as high pressure builds to the north and low pressure
tracks well south of the local waters.
.GULF STREAM...
The approximate location of the west wall of the Gulf Stream as of
Nov 11, 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.
$$
AMZ450-452-454-130330- Coastal waters from Altamaha Sound to Fernandina Beach FL out 20 NM- Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM- Coastal waters from St. Augustine to Flagler Beach FL out 20 NM- 717 AM EST Thu Nov 12 2026 SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM EST THIS EVENING THROUGH FRIDAY MORNING REST OF TODAY West winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southwest 3 feet at 4 seconds and east 2 feet at 10 seconds. Intracoastal waters a moderate chop. TONIGHT Northwest winds 15 to 20 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Northwest 4 feet at 4 seconds. Intracoastal waters choppy. FRIDAY Northwest winds 15 to 20 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Northwest 3 feet at 5 seconds and northeast 2 feet at 8 seconds. Intracoastal waters choppy. FRIDAY NIGHT Northwest winds 15 to 20 knots, increasing to 20 to 25 knots after midnight. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Northwest 4 feet at 4 seconds. Intracoastal waters rough. SATURDAY Northwest winds 15 to 20 knots, becoming north 10 to 15 knots in the afternoon. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: North 4 feet at 6 seconds. Intracoastal waters choppy. SATURDAY NIGHT North winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: North 2 feet at 5 seconds. Intracoastal waters a moderate chop. SUNDAY Northeast winds 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Intracoastal waters choppy. MONDAY Northeast winds 20 to 25 knots, increasing to 25 to 30 knots. Seas 5 to 8 feet, occasionally to 10 feet. Intracoastal waters very rough. A slight chance of showers through the night. A chance of showers after midnight. $$
AMZ450-452-454-130330- 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- 717 AM EST Thu Nov 12 2026 SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM EST THIS EVENING THROUGH FRIDAY MORNING REST OF TODAY West winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southwest 3 feet at 4 seconds and east 2 feet at 10 seconds. Intracoastal waters a moderate chop. TONIGHT Northwest winds 15 to 20 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Northwest 4 feet at 4 seconds. Intracoastal waters choppy. FRIDAY Northwest winds 15 to 20 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Northwest 3 feet at 5 seconds and northeast 2 feet at 8 seconds. Intracoastal waters choppy. FRIDAY NIGHT Northwest winds 15 to 20 knots, increasing to 20 to 25 knots after midnight. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Northwest 4 feet at 4 seconds. Intracoastal waters rough. SATURDAY Northwest winds 15 to 20 knots, becoming north 10 to 15 knots in the afternoon. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: North 4 feet at 6 seconds. Intracoastal waters choppy. SATURDAY NIGHT North winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: North 2 feet at 5 seconds. Intracoastal waters a moderate chop. SUNDAY Northeast winds 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Intracoastal waters choppy. MONDAY Northeast winds 20 to 25 knots, increasing to 25 to 30 knots. Seas 5 to 8 feet, occasionally to 10 feet. Intracoastal waters very rough. A slight chance of showers through the night. A chance of showers after midnight. $$