Coastal Waters Forecast
Issued by NWS Jacksonville, FL
Issued by NWS Jacksonville, FL
970 FZUS52 KJAX 050625 CWFJAX Coastal Waters Forecast for Northeast Florida/Southeast Georgia National Weather Service Jacksonville FL 125 AM EST Thu Nov 5 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. AMZ400-052100- Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm- 125 AM EST Thu Nov 5 2026 .SYNOPSIS... An advancing cold front entering the southeastern states will slow its forward speed, with prevailing winds shifting to become more southerly today and then southwesterly on Friday and Friday night. Scattered showers and isolated thunderstorms may impact the waters on Friday afternoon and evening ahead of this approaching front, which will cross our local waters before sunrise on Saturday. Winds will shift to northwesterly with increasing speeds after midnight on Friday night, followed by winds shifting to northerly and then northeasterly in the wake of this frontal passage on Saturday afternoon and evening. High pressure will gradually build into the southeastern states on Sunday and Monday, creating breezy northeasterly winds and gradually building seas across our local waters. .GULF STREAM... The approximate location of the west wall of the Gulf Stream as of Nov 04, 2026 at 0000 UTC... 54 nautical miles east of Flagler Beach. 62 nautical miles east of Saint Augustine Beach. 74 nautical miles east southeast of Jacksonville Beach. 71 nautical miles east southeast of St Simons Island. This data derived from NCEP Global RTOFS model. $$ AMZ450-452-454-052100- Coastal waters from Altamaha Sound to Fernandina Beach FL out 20 NM- Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM- Coastal waters from St. Augustine to Flagler Beach FL out 20 NM- 125 AM EST Thu Nov 5 2026 .REST OF TONIGHT...Southeast winds around 5 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 8 seconds. Intracoastal waters smooth. .THURSDAY...Southeast winds around 5 knots, increasing to 5 to 10 knots in the afternoon. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 8 seconds. Intracoastal waters light chop. .THURSDAY NIGHT...Southeast winds around 5 knots, becoming southwest after midnight. Seas around 3 feet. Wave Detail: East 3 feet at 8 seconds. Intracoastal waters smooth. .FRIDAY...Southwest winds around 5 knots, becoming southeast in the afternoon. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 10 seconds. Intracoastal waters light chop. A slight chance of showers in the afternoon. .FRIDAY NIGHT...Southwest winds around 5 knots, becoming northwest 10 to 15 knots after midnight. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 10 seconds. Intracoastal waters a moderate chop. A slight chance of showers in the evening. .SATURDAY AND SATURDAY NIGHT...Northeast winds 10 to 15 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: East 4 feet at 11 seconds and north 2 feet at 3 seconds. Intracoastal waters a moderate chop. .SUNDAY...Northeast winds 10 to 15 knots. Seas 3 to 5 feet, occasionally to 6 feet. Intracoastal waters a moderate chop. .MONDAY...Northeast winds 10 to 15 knots, becoming east 5 to 10 knots. Seas 3 to 4 feet, occasionally to 5 feet. Intracoastal waters a moderate chop. A slight chance of showers. $$ AMZ472-474-052100- 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- 125 AM EST Thu Nov 5 2026 .REST OF TONIGHT...Southeast winds 5 to 10 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: East 5 feet at 8 seconds. .THURSDAY...East winds around 5 knots. Seas around 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 8 seconds. .THURSDAY NIGHT...Southeast winds 5 to 10 knots, becoming south after midnight. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 8 seconds. .FRIDAY...Southwest winds around 5 knots, becoming south in the afternoon. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: East 4 feet at 10 seconds. A slight chance of showers in the afternoon. .FRIDAY NIGHT...Southwest winds 5 to 10 knots, becoming northwest 10 to 15 knots after midnight. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: East 5 feet at 10 seconds. A chance of showers, mainly in the evening. .SATURDAY AND SATURDAY NIGHT...Northeast winds 10 to 15 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: East 5 feet at 11 seconds and northwest 3 feet at 4 seconds. .SUNDAY THROUGH MONDAY...Northeast winds 10 to 15 knots. Seas 4 to 5 feet, occasionally to 6 feet. A slight chance of showers. $$ AMZ470-052100- Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to 60 NM- 125 AM EST Thu Nov 5 2026 .REST OF TONIGHT...Southeast winds around 5 knots. Seas around 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 8 seconds. .THURSDAY...Southeast winds around 5 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 8 seconds. .THURSDAY NIGHT...South winds around 5 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 8 seconds. .FRIDAY...Southwest winds 5 to 10 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 10 seconds. A chance of showers in the afternoon. .FRIDAY NIGHT...Southwest winds 5 to 10 knots, becoming northwest 10 to 15 knots after midnight. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 10 seconds. A chance of showers in the evening. .SATURDAY AND SATURDAY NIGHT...Northeast winds 10 to 15 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: East 5 feet at 10 seconds and north 2 feet at 4 seconds. .SUNDAY...Northeast winds 10 to 15 knots, diminishing to 5 to 10 knots. Seas 4 to 5 feet, occasionally to 6 feet. .MONDAY...Northeast winds 5 to 10 knots. Seas 3 to 4 feet, occasionally to 5 feet. A slight chance of showers. $$