Coastal Waters Forecast
Issued by NWS Jacksonville, FL
Issued by NWS Jacksonville, FL
161 FZUS52 KJAX 210046 CWFJAX Coastal Waters Forecast for Northeast Florida/Southeast Georgia National Weather Service Jacksonville FL 846 PM EDT Mon May 20 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. AMZ400-210930- Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm- 846 PM EDT Mon May 20 2024 .SYNOPSIS... Small craft exercise caution levels linger over the offshore waters tonight. Northeasterly winds gradually subside Tuesday into Wednesday as high pressure shifts off the mid-Atlantic coast and into the western Atlantic. High pressure ridging remains over the region through the week with east to southeasterly winds as the Atlantic seabreeze develops each afternoon. .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. $$ AMZ450-452-454-210930- Coastal waters from Altamaha Sound to Fernandina Beach FL out 20 NM- Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM- Coastal waters from St. Augustine to Flagler Beach FL out 20 NM- 846 PM EDT Mon May 20 2024 .REST OF TONIGHT...Northeast winds 10 to 15 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast 5 feet at 7 seconds. Intracoastal waters a moderate chop. .TUESDAY...Northeast winds 10 to 15 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast 4 feet at 8 seconds. Intracoastal waters a moderate chop. A slight chance of showers and thunderstorms in the morning. .TUESDAY NIGHT...East winds 5 to 10 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Northeast 4 feet at 8 seconds. Intracoastal waters light chop. .WEDNESDAY...Northeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 7 seconds. Intracoastal waters light chop. .WEDNESDAY NIGHT AND THURSDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: East 3 feet at 8 seconds. Intracoastal waters light chop. .THURSDAY NIGHT...Southeast winds around 10 knots, becoming south after midnight. Seas 2 to 3 feet. Wave Detail: East 2 feet at 9 seconds. Intracoastal waters light chop. .FRIDAY...South winds 5 to 10 knots, becoming southeast 10 to 15 knots in the afternoon and evening, then becoming southwest after midnight. Seas 2 to 3 feet. Intracoastal waters a moderate chop. .SATURDAY...South winds 5 to 10 knots, becoming southwest. Seas around 2 feet. Intracoastal waters light chop. A slight chance of showers and thunderstorms through the night. Winds and waves higher in and near thunderstorms. $$ AMZ470-472-474-210930- 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- 846 PM EDT Mon May 20 2024 ...SMALL CRAFT EXERCISE CAUTION... .REST OF TONIGHT...Northeast winds 15 to 20 knots, diminishing to 10 to 15 knots. Seas 5 to 6 feet, occasionally to 8 feet. Wave Detail: Northeast 6 feet at 8 seconds. A chance of showers. A slight chance of thunderstorms. .TUESDAY...Northeast winds 10 to 15 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast 5 feet at 8 seconds. A slight chance of thunderstorms. A chance of showers, mainly in the morning. .TUESDAY NIGHT...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 4 feet at 8 seconds. A slight chance of thunderstorms in the evening. A slight chance of showers. .WEDNESDAY...Northeast winds 5 to 10 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Northeast 3 feet at 7 seconds. .WEDNESDAY NIGHT AND THURSDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 7 seconds. .THURSDAY NIGHT...Southeast winds around 10 knots, becoming south after midnight. Seas 2 to 3 feet. Wave Detail: East 2 feet at 9 seconds. .FRIDAY...Southwest winds 5 to 10 knots, becoming southeast 10 to 15 knots in the afternoon and evening, then becoming southwest after midnight. Seas 2 to 3 feet. .SATURDAY...Southwest winds 5 to 10 knots, becoming south 10 to 15 knots in the afternoon. Seas 2 to 3 feet. A slight chance of showers and thunderstorms in the afternoon. .SATURDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. A slight chance of thunderstorms. A chance of showers, mainly in the evening. Winds and seas higher in and near thunderstorms. $$