Coastal Waters Forecast
Issued by NWS Jacksonville, FL
Issued by NWS Jacksonville, FL
513 FZUS52 KJAX 161820 CWFJAX Coastal Waters Forecast for Northeast Florida/Southeast Georgia National Weather Service Jacksonville FL 220 PM EDT Mon Sep 16 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. AMZ400-170930- Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm- 220 PM EDT Mon Sep 16 2024 .SYNOPSIS... Gusty Northerly flow will slowly diminish this evening and become Northwest later tonight as Potential Tropical Cyclone Eight moves inland over the Carolinas. Seas will be slower to subside tonight but lingering Small Craft Advisory headlines should come to an end by Tuesday morning. A leftover frontal boundary and weak pressure pattern will linger over the region through the middle of the week. A frontal passage is expected late this week with high pressure building north of the region by this weekend and will lead to an increase in Northeast winds by Friday and Saturday. .GULF STREAM... The approximate location of the west wall of the Gulf Stream as of Sep 14, 2024 at 1200 UTC... 64 nautical miles east of Flagler Beach. 73 nautical miles east of Saint Augustine Beach. 85 nautical miles east southeast of Jacksonville Beach. 87 nautical miles east southeast of St Simons Island. This data courtesy of the Naval Oceanographic Office. $$ AMZ450-170930- Coastal waters from Altamaha Sound to Fernandina Beach FL out 20 NM- 220 PM EDT Mon Sep 16 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EDT THIS EVENING... .TONIGHT...North winds 15 to 20 knots becoming Northwest winds around 10 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: East 5 feet at 10 seconds. Intracoastal waters light chop. .TUESDAY...West winds 5 to 10 knots, becoming south in the afternoon. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: East 4 feet at 10 seconds. Intracoastal waters light chop. .TUESDAY NIGHT...South winds 5 to 10 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 3 feet at 10 seconds. Intracoastal waters light chop. A slight chance of showers and thunderstorms. .WEDNESDAY...West winds around 5 knots, becoming southeast in the afternoon. Seas 2 to 3 feet. Wave Detail: East 3 feet at 9 seconds. Intracoastal waters light chop. A slight chance of showers and thunderstorms in the afternoon. .WEDNESDAY NIGHT...South winds 5 to 10 knots, becoming southwest after midnight. Seas 2 to 3 feet. Wave Detail: East 3 feet at 9 seconds. Intracoastal waters light chop. A slight chance of showers and thunderstorms. .THURSDAY AND THURSDAY NIGHT...Northwest winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: East 3 feet at 9 seconds. Intracoastal waters light chop. .FRIDAY THROUGH SATURDAY...Northeast winds 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. Intracoastal waters a moderate chop. A slight chance of showers and thunderstorms. Winds and waves higher in and near thunderstorms. $$ AMZ452-454-170930- Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM- Coastal waters from St. Augustine to Flagler Beach FL out 20 NM- 220 PM EDT Mon Sep 16 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EDT TONIGHT... .TONIGHT...North winds 15 to 20 knots becoming Northwest winds 5 to 10 knots. Seas 6 to 8 feet, occasionally to 10 feet. Wave Detail: Northeast 6 feet at 10 seconds. Intracoastal waters light chop. .TUESDAY...North winds 5 to 10 knots, becoming east in the afternoon. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast 5 feet at 10 seconds. Intracoastal waters light chop. A slight chance of showers and thunderstorms in the afternoon. .TUESDAY NIGHT...South winds 5 to 10 knots, becoming southwest after midnight. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 9 seconds. Intracoastal waters light chop. A slight chance of showers and thunderstorms. .WEDNESDAY...West winds around 5 knots, becoming east in the afternoon. Seas around 3 feet. Wave Detail: East 3 feet at 9 seconds. Intracoastal waters light chop. A chance of showers and thunderstorms in the afternoon. .WEDNESDAY NIGHT...South winds 5 to 10 knots, becoming west after midnight. Seas around 3 feet. Wave Detail: East 3 feet at 9 seconds. Intracoastal waters light chop. A chance of showers and thunderstorms, mainly in the evening. .THURSDAY AND THURSDAY NIGHT...West winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: East 3 feet at 9 seconds. Intracoastal waters light chop. A slight chance of showers and thunderstorms. .FRIDAY...North winds 5 to 10 knots, becoming northeast 10 to 15 knots. Seas 2 to 3 feet. Intracoastal waters a moderate chop. A slight chance of showers and thunderstorms. .SATURDAY...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 and thunderstorms in the morning, then a chance of showers and thunderstorms through the night. A slight chance of showers and thunderstorms after midnight. Winds and waves higher in and near thunderstorms. $$ AMZ470-472-474-170930- 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- 220 PM EDT Mon Sep 16 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .TONIGHT...North winds 15 to 20 knots, becoming northwest 5 to 10 knots after midnight. Seas 6 to 9 feet, occasionally to 11 feet. Wave Detail: Northeast 8 feet at 10 seconds. A slight chance of showers after midnight. .TUESDAY...Northwest winds 5 to 10 knots, becoming southeast in the afternoon. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: Northeast 5 feet at 10 seconds. A slight chance of showers in the afternoon. .TUESDAY NIGHT...South winds 5 to 10 knots, becoming southwest after midnight. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: East 4 feet at 9 seconds. A chance of showers and thunderstorms. .WEDNESDAY...West winds around 5 knots, becoming southeast in the afternoon. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 9 seconds. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. .WEDNESDAY NIGHT...South winds 5 to 10 knots, becoming southwest after midnight. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 9 seconds. A chance of showers and thunderstorms. .THURSDAY...Northwest winds 5 to 10 knots, becoming northeast in the afternoon. Seas around 3 feet. Wave Detail: East 3 feet at 9 seconds. A slight chance of showers and thunderstorms. .THURSDAY NIGHT...South winds around 5 knots, becoming northwest after midnight. Seas around 3 feet. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. .FRIDAY THROUGH SATURDAY...Northeast winds 10 to 15 knots. Seas 3 to 5 feet, occasionally to 6 feet. A chance of showers and thunderstorms. Winds and seas higher in and near thunderstorms. $$