Expires:202608131430;;083963 FZUS52 KJAX 122326 CWFJAX Coastal Waters Forecast for Northeast Florida/Southeast Georgia National Weather Service Jacksonville FL 726 PM EDT Wed Aug 12 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. AMZ450-452-454-131430- 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- 726 PM EDT Wed Aug 12 2026 .REST OF TONIGHT...West winds 10 to 15 knots. Seas around 2 feet. Wave Detail: West 2 feet at 3 seconds. Intracoastal waters a moderate chop. A chance of showers with a slight chance of thunderstorms early, then a slight chance of showers and thunderstorms this evening. .THURSDAY...West winds 5 to 10 knots, becoming south in the afternoon. Seas around 2 feet. Intracoastal waters light chop. A slight chance of showers and thunderstorms in the afternoon. .THURSDAY NIGHT...Southwest winds 5 to 10 knots. Seas around 2 feet. Intracoastal waters light chop. .FRIDAY...Southwest winds 5 to 10 knots, becoming south 10 to 15 knots in the afternoon. Seas around 2 feet. Wave Detail: Southeast 2 feet at 4 seconds. Intracoastal waters a moderate chop. A slight chance of showers and thunderstorms in the afternoon. .FRIDAY NIGHT...South winds 10 to 15 knots, becoming southwest 5 to 10 knots after midnight. Seas around 2 feet. Wave Detail: South 2 feet at 4 seconds. Intracoastal waters a moderate chop. .SATURDAY AND SATURDAY NIGHT...Southwest winds 10 to 15 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 4 seconds. Intracoastal waters a moderate chop. .SUNDAY THROUGH MONDAY...Southwest winds 5 to 10 knots. Seas 2 to 3 feet. Intracoastal waters light chop. Winds and waves higher in and near thunderstorms. $$