FZUS52 KJAX 231347 CWFJAX Coastal Waters Forecast for Northeast Florida/Southeast Georgia National Weather Service Jacksonville FL 947 AM EDT Sat Mar 23 2019 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. AMZ400-232200- Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm- 947 AM EDT Sat Mar 23 2019 .SYNOPSIS... High pressure will build southeastward over the Ohio Valley today, and extend southward into the area. High pressure will then push eastward to the coast of the Carolinas tonight, and then into the western Atlantic on Sunday. An area of low pressure will move southeastward across the Tennessee Valley and into the Southeast on Monday. A cold front will then move through the waters Monday Night or Tuesday. Strong high pressure will build north of the waters Tuesday night through Thursday. .GULF STREAM... The approximate location of the west wall of the Gulf Stream as of Mar 23, 2019 at 1200 UTC... 60 nautical miles east of Flagler Beach. 66 nautical miles east of Saint Augustine Beach. 72 nautical miles east of Jacksonville Beach. 80 nautical miles east southeast of St Simons Island. This data courtesy of the Naval Oceanographic Office. $$ AMZ450-452-454-232200- Coastal waters from Altamaha Sound to Fernandina Beach FL out 20 NM- Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM- Coastal waters from St. Augustine to Flagler Beach FL out 20 NM- 947 AM EDT Sat Mar 23 2019 .REST OF TODAY...Northeast winds 10 to 15 knots. Seas 2 to 3 feet. Dominant period 10 seconds becoming 5 seconds. Inland waters a light chop. .TONIGHT...East winds 10 to 15 knots. Seas 2 to 4 feet. Dominant period 11 seconds. Inland waters a light chop. .SUNDAY...East southeast winds 10 to 15 knots. Seas 2 to 4 feet. Dominant period 11 seconds becoming 4 seconds. Inland waters a light chop. .SUNDAY NIGHT...South southwest winds 10 to 15 knots. Seas 2 to 3 feet. Dominant period 4 seconds. Inland waters a light chop. .MONDAY...South winds 10 to 15 knots. Seas 2 to 3 feet. Inland waters a light chop. .MONDAY NIGHT...Southwest winds 10 to 15 knots becoming west after midnight. Seas 2 to 3 feet. Inland waters a moderate chop. A chance of showers and a slight chance of thunderstorms. .TUESDAY...North northwest winds 10 to 15 knots becoming north northeast 15 to 20 knots. Gusts to 35 knots. Seas 2 to 3 feet building to 3 to 5 feet with occasional seas up to 6 feet. Inland waters a moderate chop. A chance of showers. .TUESDAY NIGHT AND WEDNESDAY...North northeast winds 20 to 25 knots with gusts to around 35 knots. Seas 6 to 9 feet with occasional seas up to 11 feet. Inland waters rough. A chance of showers. $$ AMZ470-472-474-232200- 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- 947 AM EDT Sat Mar 23 2019 .REST OF TODAY...Northeast winds 10 to 15 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 10 seconds. .TONIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 11 seconds. .SUNDAY...East southeast winds 10 to 15 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 11 seconds. .SUNDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 4 feet. Dominant period 10 seconds becoming 4 seconds after midnight. A slight chance of showers after midnight. .MONDAY...South southwest winds 10 to 15 knots. Seas 2 to 3 feet. .MONDAY NIGHT...Southwest winds 10 to 15 knots becoming west after midnight. Seas 3 to 4 feet. A chance of showers. .TUESDAY...North northwest winds 10 to 15 knots becoming north northeast 20 to 25 knots. Seas 2 to 4 feet building to 5 to 7 feet with occasional seas up to 9 feet. A chance of showers. .TUESDAY NIGHT...North northeast winds 20 to 25 knots with gusts to around 35 knots. Seas 8 to 11 feet with occasional seas up to 14 feet. A chance of showers. .WEDNESDAY...North northeast winds 20 to 25 knots with gusts to around 35 knots. Seas 10 to 13 feet with occasional seas up to 17 feet. A chance of showers. $$