AMZ454 Expires:202609072100;;038997 Fzus52 Kjax 070626 Cwfjax
coastal waters forecast for northeast florida/southeast georgia national weather service jacksonville fl 226 am edt Mon sep 7 2026
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.
amz452-454-072100- coastal waters from fernandina beach to st. Augustine fl out 20 nm- coastal waters from st. Augustine to flagler beach fl out 20 nm- 226 am edt Mon sep 7 2026
Rest of tonight..Northwest winds around 5 knots. Seas around 2 feet. Intracoastal waters smooth. A chance of showers with a slight chance of Thunderstorms.
Monday..North winds around 5 knots, becoming east in the afternoon. Waves 1 foot or less, then around 2 feet in the afternoon. Wave detail: northeast 2 feet at 8 seconds. Intracoastal waters light chop. A chance of Thunderstorms. Showers likely, mainly in the morning.
Monday night..East winds 5 to 10 knots, becoming northeast 10 to 15 knots after midnight. Seas 2 to 3 feet. Wave detail: northeast 2 feet at 7 seconds. Intracoastal waters a moderate chop. A chance of showers. A chance of Thunderstorms, mainly in the evening.
Tuesday..East winds 5 to 10 knots. Seas 2 to 3 feet. Wave detail: northeast 3 feet at 6 seconds. Intracoastal waters light chop. A chance of showers. A slight chance of Thunderstorms in the morning, then a chance of Thunderstorms in the afternoon.
Tuesday night and Wednesday..East winds 10 to 15 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave detail: northeast 5 feet at 9 seconds. Intracoastal waters a moderate chop. A chance of showers and Thunderstorms.
Wednesday night..Southeast winds 5 to 10 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave detail: northeast 4 feet at 8 seconds. Intracoastal waters light chop. A slight chance of showers and Thunderstorms in the evening.
Thursday..South winds 5 to 10 knots, becoming southwest. Seas 2 to 4 feet, occasionally to 5 feet. Intracoastal waters light chop. A chance of showers in the morning. A chance of Thunderstorms through the day. Showers likely in the afternoon, then a slight chance of showers and Thunderstorms in the evening.
Friday..South winds 5 to 10 knots. Seas 2 to 3 feet. Intracoastal waters light chop. A slight chance of showers and Thunderstorms in the morning, then a chance of showers and Thunderstorms in the afternoon. A slight chance of showers and Thunderstorms in the evening.
winds and waves higher in and near Thunderstorms.

AMZ400 Synopsis For Altamaha Sound Ga To Flagler Beach Fl Out To 60 Nm- 226 Am Edt Mon Sep 7 2026
Synopsis..
a front stalls across north florida today then shifts south of the waters tonight into Tuesday as high pressure strengthens to the northeast. A brief period of small craft exercise caution conditions is possible mainly over the georgia waters Tuesday as a coastal trough develops offshore, then elevated combined seas may bring small craft exercise caution conditions to the outer waters on Wednesday as the coastal trough begins weaken. High pressure builds east of the local waters Thursday then extends across the florida peninsula Friday into the weekend with a return of westerly winds and the afternoon east coast sea breeze.

Gulf stream..
the approximate location of the west wall of the gulf stream as of sep 06, 2026 at 0000 utc...
46 nautical miles east of flagler beach. 53 nautical miles east of saint augustine beach. 64 nautical miles east southeast of jacksonville beach. 80 nautical miles east southeast of st simons island.
this data derived from ncep global rtofs model.