NWS Marine Forecast


   AMZ001-070830-  Synopsis for Caribbean Sea, and Tropical N Atlantic from 07N to  19N W of 55W  329 PM EST Sat Dec 6 2025      .SYNOPSIS...A moderate pressure gradient between a weak Atlantic  ridge along 26N, north of the Greater Antilles, and lower  pressures in northern South America will sustain moderate to fresh  easterly trade winds and moderate seas over the central and  eastern Caribbean through the middle of next week. Moderate or  lighter winds and slight to moderate seas will prevail elsewhere.  A persistent E-NE swell will support rough seas across the  Atlantic waters and passages of the Lesser Antilles through next  Thu. Looking ahead, a weakening cold front will approach the  northwestern Caribbean on Tue and linger across the Yucatan  Channel and Straits of Florida through Wed. High pressure will  build across the eastern Gulf of America by the middle of next  week, leading to strong winds and rough seas in the south-central  Caribbean into late next week.    $$
   AMZ040-070830-  Caribbean N of 18N W of 85W including Yucatan Basin-  329 PM EST Sat Dec 6 2025    TONIGHT  E to SE winds 10 kt. Seas 2 to 4 ft.  SUN  SE winds 10 to 15 kt. Seas 2 to 4 ft. Scattered showers.  SUN NIGHT  SE winds 10 to 15 kt. Seas 2 to 4 ft.  MON  S of 20N, E to SE winds 10 kt. N of 20N, SE winds 10 kt in  the morning, becoming variable less than 5 kt. Seas 2 to 4 ft.  Scattered showers.  MON NIGHT  E winds 10 kt S of 20N, and variable less than 5 kt  N of 20N. Seas 3 ft or less.  TUE  S of 20N, NE to E winds 10 kt in the morning, becoming  variable less than 5 kt. N of 20N, variable winds less than 5 kt.  Seas 3 to 5 ft in E to SE swell.  TUE NIGHT  S of 20N, variable winds less than 5 kt, becoming NE  to E 10 kt late. N of 20N, N to NE winds 10 kt in the  evening, becoming variable less than 5 kt. Seas 3 ft or less S of  20N, and 4 to 6 ft N of 20N.  WED  S of 20N, E winds 10 kt in the morning, becoming variable  less than 5 kt. N of 20N, variable winds less than 5 kt. Seas  3 to 5 ft.  WED NIGHT  S of 20N, E winds 10 kt. N of 20N, variable winds  less than 5 kt, becoming E to SE 10 kt late. Seas 2 to  4 ft.  THU  E to SE winds 10 kt. Seas 3 ft or less.  THU NIGHT  E to SE winds 10 to 15 kt. Seas 2 to 4 ft.    $$