Coastal Waters Forecast
Issued by NWS Jacksonville, FL
Issued by NWS Jacksonville, FL
519 FZUS52 KJAX 180739 CWFJAX Coastal Waters Forecast for Northeast Florida/Southeast Georgia National Weather Service Jacksonville FL 339 AM EDT Sat May 18 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. AMZ400-182115- Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm- 339 AM EDT Sat May 18 2024 .SYNOPSIS... A slow moving cold front will gradually push across the coastal waters late tonight through Sunday, renewing chances for storms. Winds will turn northerly as high pressure wedges against a low pressure situated northeast of the waters early next week. High pressure builds directly over the waters during the middle part of next week. .GULF STREAM... The approximate location of the west wall of the Gulf Stream as of May 16, 2024 at 1200 UTC... 64 nautical miles east of Flagler Beach. 73 nautical miles east of Saint Augustine Beach. 82 nautical miles east of Jacksonville Beach. 97 nautical miles east southeast of St Simons Island. This data courtesy of the Naval Oceanographic Office. $$ AMZ450-452-454-182115- 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- 339 AM EDT Sat May 18 2024 .TODAY...Southwest winds 5 to 10 knots, becoming south this afternoon. Seas around 2 feet. Wave Detail: South 2 feet at 4 seconds. Intracoastal waters light chop. A slight chance of showers and thunderstorms this morning, then a chance of showers and thunderstorms this afternoon. .TONIGHT...South winds 10 to 15 knots, becoming west after midnight. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 4 seconds. Intracoastal waters a moderate chop. Showers likely. A chance of thunderstorms, mainly in the evening. .SUNDAY...Southwest winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Southwest 2 feet at 4 seconds and east 2 feet at 8 seconds. Intracoastal waters light chop. A chance of thunderstorms. A chance of showers in the morning, then showers likely in the afternoon. .SUNDAY NIGHT...Northwest winds 5 to 10 knots. Seas around 2 feet. Wave Detail: East 2 feet at 8 seconds. Intracoastal waters light chop. A chance of showers and thunderstorms, mainly in the evening. .MONDAY...North winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 8 seconds. Intracoastal waters a moderate chop. A chance of showers with a slight chance of thunderstorms. .MONDAY NIGHT...Northeast winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Northeast 4 feet at 8 seconds. Intracoastal waters a moderate chop. A slight chance of showers in the evening. .TUESDAY...Northeast winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. Intracoastal waters a moderate chop. A slight chance of showers. A slight chance of thunderstorms in the afternoon. .TUESDAY THROUGH WEDNESDAY...South winds 5 to 10 knots. Seas 2 to 4 feet, occasionally to 5 feet. Intracoastal waters light chop. Winds and waves higher in and near thunderstorms. $$ AMZ470-472-474-182115- 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- 339 AM EDT Sat May 18 2024 .TODAY...Southwest winds 5 to 10 knots, becoming south 10 to 15 knots this afternoon. Seas 2 to 3 feet. Wave Detail: South 2 feet at 4 seconds. A chance of showers and thunderstorms this afternoon. .TONIGHT...South winds 10 to 15 knots, becoming southwest after midnight. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: South 3 feet at 4 seconds and east 2 feet at 9 seconds. A chance of showers and thunderstorms in the evening, then showers likely with a slight chance of thunderstorms after midnight. .SUNDAY...West winds 10 to 15 knots, becoming southwest 5 to 10 knots in the afternoon. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Southwest 3 feet at 4 seconds and east 2 feet at 8 seconds. Showers likely with a chance of thunderstorms. .SUNDAY NIGHT...Northwest winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Southwest 2 feet at 5 seconds and east 2 feet at 8 seconds. A chance of thunderstorms. Showers likely, mainly in the evening. .MONDAY...North winds 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Northeast 4 feet at 8 seconds and southwest 2 feet at 4 seconds. A chance of showers with a slight chance of thunderstorms. .MONDAY NIGHT...Northeast winds 10 to 15 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast 5 feet at 8 seconds and southwest 2 feet at 4 seconds. A chance of showers with a slight chance of thunderstorms. .TUESDAY...Northeast winds 10 to 15 knots. Seas 4 to 5 feet, occasionally to 6 feet. A slight chance of showers and thunderstorms. .TUESDAY THROUGH WEDNESDAY...South winds 5 to 10 knots. Seas 2 to 4 feet, occasionally to 5 feet. Winds and seas higher in and near thunderstorms. $$