FZUS52 KJAX 200031 CWFJAX Coastal Waters Forecast for Northeast Florida/Southeast Georgia National Weather Service Jacksonville FL 831 PM EDT Fri Apr 19 2024 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. AMZ400-200945- Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm- 831 PM EDT Fri Apr 19 2024 .SYNOPSIS... High pressure ridge will move to the southeast, as a frontal boundary settles into the area, near the GA/FL line. The boundary will then remain stalled there through Sunday, before moving to the southeast Sunday night into Monday. High pressure will build over the area on Tuesday. A period of small craft advisory level conditions will be possible early next week. GULF STREAM... The approximate location of the west wall of the Gulf Stream as of Apr 13, 2024 at 1200 UTC... 69 nautical miles east northeast of Flagler Beach. 73 nautical miles east of Saint Augustine Beach. 85 nautical miles east southeast of Jacksonville Beach. 103 nautical miles east southeast of St Simons Island. This data courtesy of the Naval Oceanographic Office. $$ AMZ450-452-454-200945- 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- 831 PM EDT Fri Apr 19 2024 .REST OF TONIGHT...South winds 5 to 10 knots, becoming west after midnight. Seas 2 to 3 feet with a dominant period 8 seconds. Intracoastal waters light chop. .SATURDAY...Southwest winds around 5 knots, becoming southeast in the afternoon. Seas 2 to 3 feet with a dominant period 8 seconds. Intracoastal waters light chop. .SATURDAY NIGHT...Southwest winds 5 to 10 knots, becoming west after midnight. Seas 2 to 3 feet with a dominant period 8 seconds. Intracoastal waters light chop. A slight chance of showers and thunderstorms in the evening. .SUNDAY...West winds 5 to 10 knots. Seas 2 to 3 feet with a dominant period 8 seconds. Intracoastal waters light chop. A chance of showers with a slight chance of thunderstorms in the afternoon. .SUNDAY NIGHT...Northwest winds 10 to 15 knots. Seas 2 to 3 feet with a dominant period 8 seconds. Intracoastal waters a moderate chop. Showers likely with a chance of thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. .MONDAY...North winds 10 to 15 knots, increasing to 15 to 20 knots in the afternoon. Seas 3 to 5 feet with a dominant period 5 seconds. Intracoastal waters choppy. A chance of showers with a slight chance of thunderstorms. .MONDAY NIGHT...North winds 15 to 20 knots. Seas 4 to 5 feet with a dominant period 7 seconds. Intracoastal waters choppy. A slight chance of showers and thunderstorms in the evening. .TUESDAY...Northeast winds 10 to 15 knots. Seas 4 to 5 feet. .TUESDAY NIGHT...Northeast winds 5 to 10 knots. Seas 3 to 5 feet. .WEDNESDAY...North winds 5 to 10 knots, becoming east in the afternoon. Seas 3 to 4 feet. .WEDNESDAY NIGHT...South winds 5 to 10 knots, becoming southwest after midnight. Seas 2 to 3 feet. Winds and waves higher in and near thunderstorms. $$ AMZ470-472-474-200945- 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- 831 PM EDT Fri Apr 19 2024 .REST OF TONIGHT...Southwest winds 10 to 15 knots. Seas 3 to 4 feet with a dominant period 8 seconds. .SATURDAY...West winds 5 to 10 knots, becoming south in the afternoon. Seas around 3 feet with a dominant period 8 seconds. .SATURDAY NIGHT...South winds around 10 knots, becoming west after midnight. Seas around 3 feet with a dominant period 8 seconds. A slight chance of showers and thunderstorms in the evening. .SUNDAY...Southwest winds around 10 knots. Seas around 3 feet with a dominant period 8 seconds. A chance of showers with a slight chance of thunderstorms in the afternoon. .SUNDAY NIGHT...Northwest winds 10 to 15 knots. Seas 3 to 4 feet with a dominant period 8 seconds. Showers likely. A chance of thunderstorms, mainly in the evening. .MONDAY...North winds 10 to 15 knots, increasing to 15 to 20 knots in the afternoon. Seas 4 to 6 feet with a dominant period 7 seconds. A chance of showers with a slight chance of thunderstorms. .MONDAY NIGHT...North winds 15 to 20 knots. Seas 5 to 7 feet with a dominant period 7 seconds. A slight chance of thunderstorms. A chance of showers, mainly in the evening. .TUESDAY...Northeast winds 15 to 20 knots, diminishing to 10 to 15 knots in the afternoon. Seas 5 to 7 feet. .TUESDAY NIGHT...Northeast winds 5 to 10 knots. Seas 4 to 6 feet. .WEDNESDAY...North winds 5 to 10 knots, becoming east in the afternoon. Seas 3 to 4 feet. .WEDNESDAY NIGHT...Southeast winds around 10 knots, becoming southwest after midnight. Seas 3 to 4 feet. Winds and seas higher in and near thunderstorms. $$