Coastal Waters Forecast
Issued by NWS Jacksonville, FL
Issued by NWS Jacksonville, FL
024 FZUS52 KJAX 211303 CWFJAX Coastal Waters Forecast for Northeast Florida/Southeast Georgia National Weather Service Jacksonville FL 903 AM EDT Tue May 21 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. AMZ400-212115- Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm- 903 AM EDT Tue May 21 2024 .SYNOPSIS... Northeasterly flow will decrease some Today and Wednesday with high pressure shifting southward off the east coast. As the high shifts well East of the forecast area Thursday through Saturday, winds will become more southerly across the waters. Wind speeds are expected to be 5-10 kts with 2-3 ft seas Thursday through Saturday. .GULF STREAM... The approximate location of the west wall of the Gulf Stream as of May 18, 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. 101 nautical miles east southeast of St Simons Island. This data courtesy of the Naval Oceanographic Office. $$ AMZ450-452-454-212115- Coastal waters from Altamaha Sound to Fernandina Beach FL out 20 NM- Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM- Coastal waters from St. Augustine to Flagler Beach FL out 20 NM- 903 AM EDT Tue May 21 2024 ...SMALL CRAFT EXERCISE CAUTION... .REST OF TODAY...Northeast winds 15 to 20 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast 5 feet at 8 seconds. Intracoastal waters choppy. A chance of showers with a slight chance of thunderstorms this morning, then a slight chance of showers this afternoon. .TONIGHT...Northeast winds 10 to 15 knots, becoming east 5 to 10 knots after midnight. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Northeast 4 feet at 8 seconds. Intracoastal waters a moderate chop. .WEDNESDAY...East winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 7 seconds. Intracoastal waters light chop. .WEDNESDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: East 3 feet at 7 seconds. Intracoastal waters light chop. .THURSDAY...Southeast winds 5 to 10 knots. Seas around 2 feet. Wave Detail: East 2 feet at 9 seconds. Intracoastal waters light chop. .THURSDAY NIGHT...South winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 3 seconds and south 2 feet at 4 seconds. Intracoastal waters light chop. .FRIDAY...South winds 5 to 10 knots, increasing to 10 to 15 knots in the evening, then becoming southwest 5 to 10 knots after midnight. Seas 2 to 3 feet. Intracoastal waters a moderate chop. .SATURDAY...Southwest winds 5 to 10 knots, becoming southeast in the afternoon. Seas around 2 feet. Intracoastal waters light chop. A slight chance of showers and thunderstorms in the afternoon. .SATURDAY NIGHT...Southwest winds 5 to 10 knots. Seas around 2 feet. Intracoastal waters light chop. Winds and waves higher in and near thunderstorms. $$ AMZ470-472-474-212115- 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- 903 AM EDT Tue May 21 2024 ...SMALL CRAFT EXERCISE CAUTION... .REST OF TODAY...Northeast winds 15 to 20 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast 5 feet at 8 seconds. Showers likely with a slight chance of thunderstorms this morning, then a chance of showers this afternoon. .TONIGHT...Northeast winds 10 to 15 knots, becoming east 5 to 10 knots after midnight. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast 5 feet at 8 seconds. .WEDNESDAY...Northeast winds 5 to 10 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Northeast 4 feet at 7 seconds. .WEDNESDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 7 seconds. .THURSDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: East 2 feet at 8 seconds. .THURSDAY NIGHT...South winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: South 2 feet at 3 seconds and east 2 feet at 9 seconds. .FRIDAY THROUGH SATURDAY...South winds 10 to 15 knots. Seas 2 to 3 feet. .SATURDAY NIGHT...South winds 5 to 10 knots. Seas 2 to 3 feet. A slight chance of rain. Winds and seas higher in and near thunderstorms. $$