Expires:202605171515;;681679 FZUS52 KJAX 170010 CWFJAX Coastal Waters Forecast for Northeast Florida/Southeast Georgia National Weather Service Jacksonville FL 810 PM EDT Sat May 16 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. AMZ400-171515- Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm- 810 PM EDT Sat May 16 2026 .SYNOPSIS... High pressure system has moved off to the east of the area setting up breezy southeast winds into tonight. High pressure ridge will continue to extend its axis across the southeastern states from Sunday through the middle portion of next week, keeping a persistent onshore wind flow with late afternoon and evening wind surges expected. Isolated showers and thunderstorms will be possible in this weather pattern during the early to middle portions of next week. A frontal boundary will then move over the southeastern states late next week resulting in gradually increasing chances for showers and thunderstorms. .GULF STREAM... The approximate location of the west wall of the Gulf Stream as of May 16, 2026 at 0000 UTC... 50 nautical miles east of Flagler Beach. 58 nautical miles east of Saint Augustine Beach. 70 nautical miles east southeast of Jacksonville Beach. 71 nautical miles east southeast of St Simons Island. This data derived from NCEP Global RTOFS model. $$