Coastal Waters Forecast
Issued by NWS Jacksonville, FL
Issued by NWS Jacksonville, FL
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554 FZUS52 KJAX 241333 CWFJAX Coastal Waters Forecast for Northeast Florida/Southeast Georgia National Weather Service Jacksonville FL 833 AM EST Mon Nov 24 2025 Atlantic Coastal Waters from Altamaha Sound GA to Flagler Beach FL out to 60 nm. Seas are provided as a range of the average height of the highest 1/3 of the waves, along with the occasional height of the average highest 1/10 of the waves. AMZ400-250445- Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm- 833 AM EST Mon Nov 24 2025 .SYNOPSIS... High pressure system will build north of the region today, resulting in breezy onshore winds. The high builds east of the Atlantic coast Tuesday as a stronger cold front approaches from the west. The front will press south of the local waters Wednesday night into Thursday, trailed by northwest to north winds approaching Small Craft Advisory conditions, which will continue on Friday as winds shift to the Northeast. .GULF STREAM... The approximate location of the west wall of the Gulf Stream as of Nov 22, 2025 at 1200 UTC... 39 nautical miles east northeast of Flagler Beach. 38 nautical miles east northeast of Saint Augustine Beach. 41 nautical miles east of Jacksonville Beach. 58 nautical miles east southeast of St Simons Island. This data courtesy of the Naval Oceanographic Office. $$ AMZ450-452-454-250445- Coastal waters from Altamaha Sound to Fernandina Beach FL out 20 NM- Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM- Coastal waters from St. Augustine to Flagler Beach FL out 20 NM- 833 AM EST Mon Nov 24 2025 .REST OF TODAY...Northeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Northeast 2 feet at 4 seconds. Intracoastal waters light chop. .TONIGHT...East winds around 10 knots, becoming southeast after midnight. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 6 seconds. Intracoastal waters light chop. A slight chance of showers. .TUESDAY...South winds 5 to 10 knots. Seas around 3 feet. Wave Detail: East 3 feet at 6 seconds. Intracoastal waters light chop. .TUESDAY NIGHT...South winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: East 3 feet at 6 seconds. Intracoastal waters light chop. .WEDNESDAY...Southwest winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: East 2 feet at 7 seconds. Intracoastal waters light chop. .WEDNESDAY NIGHT...West winds 10 to 15 knots, becoming northwest 15 to 20 knots after midnight. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Northwest 3 feet at 4 seconds and east 2 feet at 8 seconds. Intracoastal waters choppy. .THURSDAY THROUGH FRIDAY...Northeast winds 20 to 25 knots. Seas 4 to 6 feet, occasionally to 8 feet. Intracoastal waters rough. $$ AMZ470-472-474-250445- Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to 60 NM- Waters from Fernandina Beach to St. Augustine FL from 20 to 60 NM- Waters from St. Augustine to Flagler Beach FL from 20 to 60 NM- 833 AM EST Mon Nov 24 2025 .REST OF TODAY...Northeast winds 5 to 10 knots, becoming east 10 to 15 knots this afternoon. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 5 seconds. A slight chance of showers late. .TONIGHT...Southeast winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 6 seconds. A slight chance of thunderstorms. A slight chance of showers in the evening, then a chance of showers after midnight. .TUESDAY...South winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 6 seconds. .TUESDAY NIGHT...South winds 10 to 15 knots. Seas around 3 feet. Wave Detail: East 3 feet at 6 seconds. .WEDNESDAY...Southwest winds around 10 knots. Seas around 3 feet. Wave Detail: East 3 feet at 8 seconds and southwest 2 feet at 4 seconds. .WEDNESDAY NIGHT...West winds 10 to 15 knots, becoming northwest 15 to 20 knots after midnight. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: West 4 feet at 4 seconds and east 3 feet at 8 seconds. A slight chance of showers in the evening. .THURSDAY THROUGH FRIDAY...Northeast winds 15 to 20 knots. Seas 4 to 6 feet, occasionally to 8 feet. Winds and seas higher in and near thunderstorms. $$