FZUS52 KJAX 290610 CWFJAX Coastal Waters Forecast for Northeast Florida/Southeast Georgia National Weather Service Jacksonville FL 210 AM EDT Tue Apr 29 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. AMZ400-292130- Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm- 210 AM EDT Tue Apr 29 2025 .SYNOPSIS... A few showers linger over the waters this morning with a passing coastal trough. High pressure shifts off the mid-Atlantic coast today and remains east of the Carolinas through the week. Easterly flow today shifts to south-southeasterly Wednesday and Thursday. Flow shifts to southwesterly on Friday as a cold front approaches from the northwest. Showers and storms return this weekend with the frontal passage. .GULF STREAM... The approximate location of the west wall of the Gulf Stream as of Apr 26, 2025 at 1200 UTC... 64 nautical miles east of Flagler Beach. 66 nautical miles east of Saint Augustine Beach. 75 nautical miles east of Jacksonville Beach. 87 nautical miles east southeast of St Simons Island. This data courtesy of the Naval Oceanographic Office. $$ AMZ450-452-454-292130- Coastal waters from Altamaha Sound to Fernandina Beach FL out 20 NM- Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM- Coastal waters from St. Augustine to Flagler Beach FL out 20 NM- 210 AM EDT Tue Apr 29 2025 .TODAY...East winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 7 seconds. Intracoastal waters a moderate chop. .TONIGHT...Southeast winds 5 to 10 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 7 seconds. Intracoastal waters light chop. .WEDNESDAY...Southeast winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 3 feet at 7 seconds. Intracoastal waters a moderate chop. .WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 8 seconds and southeast 2 feet at 3 seconds. Intracoastal waters a moderate chop. .THURSDAY AND THURSDAY NIGHT...South winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 8 seconds and southeast 3 feet at 5 seconds. Intracoastal waters a moderate chop. .FRIDAY...South winds 15 to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 4 feet at 5 seconds and southeast 4 feet at 8 seconds. Intracoastal waters choppy. A slight chance of showers and thunderstorms through the night. .SATURDAY...South winds 10 to 15 knots, becoming northwest. Seas 2 to 4 feet, occasionally to 5 feet. Intracoastal waters a moderate chop. A slight chance of showers in the morning, then a chance of showers through the night. A slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. Winds and waves higher in and near thunderstorms. $$ AMZ470-472-474-292130- 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- 210 AM EDT Tue Apr 29 2025 .TODAY...East winds 10 to 15 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: East 5 feet at 7 seconds. .TONIGHT...Southeast winds 5 to 10 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 7 seconds. .WEDNESDAY...Southeast winds 5 to 10 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 8 seconds. .WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 8 seconds. .THURSDAY AND THURSDAY NIGHT...South winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 4 feet at 8 seconds and southeast 3 feet at 5 seconds. .FRIDAY...South winds 10 to 15 knots, increasing to 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: Southeast 4 feet at 5 seconds and southeast 4 feet at 8 seconds. A slight chance of showers in the evening. A chance of showers after midnight. .SATURDAY...South winds 10 to 15 knots, becoming southwest. Seas 3 to 4 feet, occasionally to 5 feet. A chance of showers. A chance of thunderstorms in the evening. Winds and seas higher in and near thunderstorms. $$