NWS Marine Forecast


   GMZ001-212115-  Synopsis for the Gulf of America  506 AM EDT Tue Jul 21 2026      .SYNOPSIS...Tropical Storm Bertha is near 28.7N 86.4W, or about  110 nm south of Panama City, Florida at 5 AM EDT, and is moving  northwest at 4 kt. Maximum sustained winds are 45 kt with gusts to  55 kt, and the minimum central pressure is 998 mb. Bertha will  move to near 29.0N 86.8W this afternoon with maximum sustained  winds 50 kt gusts 60 kt, then begin to weaken as it moves to near  29.4N 87.6W late tonight, to near 29.5N 88.7W Wed afternoon with  maximum sustained winds 40 kt gusts 50 kt and inland to near 29.3N  90.5W late Wed night. Bertha is forecast to weaken to a tropical  depression near 29.3N 92.2W Thu afternoon, move to near 29.6N  94.2W late Thu night and become a remnant low as it moves to near  30.4N 96.5W late Fri night. Swells generated by Bertha are  affecting portions of the Gulf coast of Florida and are likely to  spread westward during the rest of the week. Otherwise, weak high  pressure over the western Gulf will not be evident by midweek.  After midweek, Atlantic high pressure will extend westward to the  central Gulf.    $$
   GMZ046-212115-  Central Gulf of America from 22N to 26N between 87W and 91W-  506 AM EDT Tue Jul 21 2026    TODAY  SW winds 10 to 15 kt. Seas 3 to 5 ft.  TONIGHT  W winds 10 to 15 kt, shifting to SE to S late. Seas  3 to 5 ft.  WED  S winds 10 to 15 kt. Seas 3 to 5 ft.  WED NIGHT  SE winds 10 to 15 kt. Seas 3 to 5 ft.  THU  E to SE winds 10 kt. Seas 3 to 4 ft.  THU NIGHT  E winds 10 to 15 kt. Seas 3 to 5 ft.  FRI  E winds 10 kt. Seas 3 to 4 ft.  FRI NIGHT  E winds 10 to 15 kt. Seas 3 to 4 ft.  SAT  E to SE winds 10 kt. Seas 3 to 4 ft.  SAT NIGHT  E to SE winds 10 to 15 kt. Seas 3 to 5 ft.    $$