Coastal Waters Forecast
Issued by NWS Jacksonville, FL
Issued by NWS Jacksonville, FL
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524 FZUS52 KJAX 261656 CWFJAX Coastal Waters Forecast for Northeast Florida/Southeast Georgia National Weather Service Jacksonville FL 1156 AM EST Wed Nov 26 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. AMZ400-270800- Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm- 1156 AM EST Wed Nov 26 2025 .SYNOPSIS... Winds become southwesterly Today as an approaching cold front begins to press into the local waters by this evening. By late tonight into Thursday, winds shift to become northwesterly to northerly behind the front, with Small Craft Advisory conditions expected beginning Thursday afternoon for the Florida waters, and Thursday evening for the Georgia waters. Conditions will likely persist on Friday and possibly into Saturday as winds shift to the northeast and east, before subsiding on Sunday as high pressure builds north of the region. .GULF STREAM... The approximate location of the west wall of the Gulf Stream as of Nov 25, 2025 at 1200 UTC... 45 nautical miles northeast of Flagler Beach. 28 nautical miles east northeast of Saint Augustine Beach. 34 nautical miles east of Jacksonville Beach. 58 nautical miles east southeast of St Simons Island. This data courtesy of the Naval Oceanographic Office. $$ AMZ450-270800- Coastal waters from Altamaha Sound to Fernandina Beach FL out 20 NM- 1156 AM EST Wed Nov 26 2025 ...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM LATE TONIGHT THROUGH THURSDAY MORNING... ...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY AFTERNOON... .REST OF TODAY...Southwest winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: East 3 feet at 6 seconds. Intracoastal waters light chop. .TONIGHT...Northwest winds 10 to 15 knots, increasing to 15 to 20 knots after midnight. Seas 2 to 3 feet. Wave Detail: Northwest 3 feet at 4 seconds and east 2 feet at 7 seconds. Intracoastal waters choppy. .THURSDAY...Northwest winds 15 to 20 knots, diminishing to 10 to 15 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: North 3 feet at 4 seconds and east 2 feet at 8 seconds. Intracoastal waters choppy. .THURSDAY NIGHT...Northwest winds 20 to 25 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: North 4 feet at 5 seconds. Intracoastal waters rough. .FRIDAY...North winds 15 to 20 knots, diminishing to 10 to 15 knots in the afternoon. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: North 4 feet at 5 seconds. Intracoastal waters choppy. .FRIDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 5 seconds. Intracoastal waters a moderate chop. .SATURDAY...East winds 15 to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Intracoastal waters choppy. .SUNDAY...Southeast winds 5 to 10 knots. Seas 2 to 4 feet, occasionally to 5 feet. Intracoastal waters light chop. A slight chance of showers and thunderstorms through the night. Winds and waves higher in and near thunderstorms. $$ AMZ452-454-270800- Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM- Coastal waters from St. Augustine to Flagler Beach FL out 20 NM- 1156 AM EST Wed Nov 26 2025 ...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM LATE TONIGHT THROUGH THURSDAY MORNING... ...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY MORNING THROUGH FRIDAY EVENING... .REST OF TODAY...Southwest winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: East 3 feet at 7 seconds. Intracoastal waters light chop. .TONIGHT...Northwest winds 10 to 15 knots, becoming north 15 to 20 knots after midnight. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: North 4 feet at 4 seconds and east 2 feet at 7 seconds. Intracoastal waters choppy. A slight chance of showers and thunderstorms after midnight. .THURSDAY...Northwest winds 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: North 4 feet at 5 seconds and east 3 feet at 8 seconds. Intracoastal waters choppy. .THURSDAY NIGHT...Northwest winds 20 to 25 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: Northeast 6 feet at 7 seconds. Intracoastal waters rough. .FRIDAY...North winds 20 to 25 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: North 6 feet at 6 seconds. Intracoastal waters rough. .FRIDAY NIGHT...Northeast winds 15 to 20 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: North 5 feet at 6 seconds. Intracoastal waters choppy. .SATURDAY...East winds 20 to 25 knots. Seas 4 to 6 feet, occasionally to 8 feet. Intracoastal waters rough. .SUNDAY...Southeast winds 10 to 15 knots. Seas 3 to 5 feet, occasionally to 6 feet. Intracoastal waters a moderate chop. A slight chance of showers in the afternoon. A chance of showers in the evening. A slight chance of thunderstorms through the night. A slight chance of showers after midnight. Winds and waves higher in and near thunderstorms. $$ AMZ472-474-270800- Waters from Fernandina Beach to St. Augustine FL from 20 to 60 NM- Waters from St. Augustine to Flagler Beach FL from 20 to 60 NM- 1156 AM EST Wed Nov 26 2025 ...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM LATE TONIGHT THROUGH THURSDAY MORNING... ...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY MORNING THROUGH FRIDAY EVENING... .REST OF TODAY...Southwest winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: East 3 feet at 7 seconds and southwest 2 feet at 4 seconds. .TONIGHT...West winds 10 to 15 knots, becoming north 15 to 20 knots after midnight. Seas 2 to 3 feet, building to 3 to 5 feet, occasionally to 6 feet after midnight. Wave Detail: West 2 feet at 4 seconds and east 2 feet at 8 seconds, becoming northwest 4 feet at 5 seconds and east 2 feet at 8 seconds. A slight chance of showers and thunderstorms. .THURSDAY...Northwest winds around 20 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: North 5 feet at 5 seconds and east 2 feet at 8 seconds. .THURSDAY NIGHT...Northwest winds 20 to 25 knots. Seas 4 to 5 feet, occasionally to 6 feet, building to 5 to 7 feet, occasionally to 9 feet after midnight. Wave Detail: Northwest 5 feet at 5 seconds and east 3 feet at 7 seconds, becoming north 7 feet at 6 seconds and east 2 feet at 7 seconds. .FRIDAY...North winds 20 to 25 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: Northeast 7 feet at 7 seconds. .FRIDAY NIGHT...Northeast winds 15 to 20 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: North 5 feet at 6 seconds. .SATURDAY...East winds 15 to 20 knots. Seas 4 to 6 feet, occasionally to 8 feet. .SUNDAY...Southeast winds 10 to 15 knots. Seas 4 to 5 feet, occasionally to 6 feet. A slight chance of showers in the afternoon. A chance of showers with a slight chance of thunderstorms through the night. Winds and seas higher in and near thunderstorms. $$ AMZ470-270800- Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to 60 NM- 1156 AM EST Wed Nov 26 2025 ...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM LATE TONIGHT THROUGH THURSDAY EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY AFTERNOON... .REST OF TODAY...Southwest winds 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: South 3 feet at 5 seconds and east 2 feet at 7 seconds. .TONIGHT...Northwest winds 10 to 15 knots, increasing to 15 to 20 knots after midnight. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Northwest 4 feet at 4 seconds and east 2 feet at 8 seconds. .THURSDAY...Northwest winds 15 to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: North 4 feet at 5 seconds and east 2 feet at 8 seconds. .THURSDAY NIGHT...Northwest winds 20 to 25 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: North 5 feet at 5 seconds and east 2 feet at 8 seconds. .FRIDAY...North winds 15 to 20 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: North 5 feet at 5 seconds and northeast 4 feet at 8 seconds. .FRIDAY NIGHT...Northeast winds 15 to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: North 4 feet at 6 seconds. .SATURDAY...East winds 15 to 20 knots. Seas 4 to 5 feet, occasionally to 6 feet. .SUNDAY...Southeast winds 10 to 15 knots. Seas 3 to 5 feet, occasionally to 6 feet. A slight chance of showers in the afternoon. A chance of showers with a slight chance of thunderstorms through the night. Winds and seas higher in and near thunderstorms. $$