Coastal Waters Forecast
Issued by NWS Jacksonville, FL
Issued by NWS Jacksonville, FL
922 FZUS52 KJAX 242331 CWFJAX Coastal Waters Forecast for Northeast Florida/Southeast Georgia National Weather Service Jacksonville FL 731 PM EDT Fri Jul 24 2026 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. AMZ400-251445- Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm- 731 PM EDT Fri Jul 24 2026 .SYNOPSIS... A ridge of high pressure will be located to the south of the area with a frontal zone just to the north through the middle of next week. A cold front is expected to dip to near the Georgia and Florida line late next week. .GULF STREAM... The approximate location of the west wall of the Gulf Stream as of Jul 24, 2026 at 0000 UTC... 46 nautical miles east of Flagler Beach. 49 nautical miles east of Saint Augustine Beach. 60 nautical miles east southeast of Jacksonville Beach. 71 nautical miles east southeast of St Simons Island. This data derived from NCEP Global RTOFS model. $$ AMZ450-452-454-251445- 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- 731 PM EDT Fri Jul 24 2026 .REST OF TONIGHT...Southeast winds 5 to 10 knots, becoming south. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 8 seconds. Intracoastal waters light chop. .SATURDAY...South winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 8 seconds and southeast 2 feet at 3 seconds. Intracoastal waters light chop. A chance of showers and thunderstorms in the afternoon. .SATURDAY NIGHT...South winds around 10 knots, becoming west after midnight. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 8 seconds and south 2 feet at 4 seconds. Intracoastal waters light chop. A chance of showers and thunderstorms in the evening, then a slight chance of showers after midnight. .SUNDAY...Northwest winds 10 to 15 knots, becoming southeast 5 to 10 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: East 2 feet at 8 seconds. Intracoastal waters a moderate chop. A chance of showers and thunderstorms in the morning, then showers and thunderstorms likely in the afternoon. .SUNDAY NIGHT...Southwest winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 8 seconds. Intracoastal waters light chop. Showers likely with a chance of thunderstorms in the evening, then a slight chance of showers after midnight. .MONDAY...Northwest winds around 5 knots, becoming east in the afternoon. Seas around 2 feet. Wave Detail: East 2 feet at 8 seconds. Intracoastal waters light chop. A slight chance of showers and thunderstorms. .MONDAY NIGHT...Southeast winds 5 to 10 knots, becoming south after midnight. Seas around 2 feet. Intracoastal waters light chop. .TUESDAY...South winds 10 to 15 knots, becoming southwest. Seas 2 to 3 feet. Intracoastal waters a moderate chop. .WEDNESDAY...Southwest winds 10 to 15 knots, increasing to 15 to 20 knots. Seas 2 to 4 feet, occasionally to 5 feet. Intracoastal waters choppy. A chance of showers and thunderstorms through the night. A chance of showers with a slight chance of thunderstorms after midnight. Winds and waves higher in and near thunderstorms. $$ AMZ470-472-474-251445- 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- 731 PM EDT Fri Jul 24 2026 .REST OF TONIGHT...Southeast winds 5 to 10 knots, becoming south. Seas around 3 feet. Wave Detail: East 3 feet at 8 seconds. .SATURDAY...South winds 10 to 15 knots. Seas around 3 feet. Wave Detail: Southeast 3 feet at 8 seconds. A chance of showers and thunderstorms in the afternoon. .SATURDAY NIGHT...South winds 10 to 15 knots, becoming west after midnight. Seas around 3 feet. Wave Detail: Southeast 3 feet at 8 seconds and south 2 feet at 4 seconds. A chance of showers and thunderstorms, mainly in the evening. .SUNDAY...Northwest winds 10 to 15 knots, becoming west 5 to 10 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: West 2 feet at 4 seconds and east 2 feet at 8 seconds. A chance of showers and thunderstorms. .SUNDAY NIGHT...Southwest winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Southwest 2 feet at 3 seconds and east 2 feet at 8 seconds. Showers likely with a chance of thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. .MONDAY...Northwest winds 5 to 10 knots, becoming east in the afternoon. Seas 2 to 3 feet. Wave Detail: Southwest 2 feet at 4 seconds and east 2 feet at 8 seconds. A slight chance of showers and thunderstorms in the morning. .MONDAY NIGHT...Southeast winds 5 to 10 knots, becoming south after midnight. Seas around 2 feet. .TUESDAY...South winds 5 to 10 knots, becoming southwest 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. .WEDNESDAY...Southwest winds 10 to 15 knots, increasing to 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. A slight chance of showers and thunderstorms in the afternoon. A chance of showers and thunderstorms through the night. Winds and seas higher in and near thunderstorms. $$