000 FZNT25 KNHC 051535 OFFN04 NAVTEX Marine Forecast NWS National Hurricane Center Miami, FL 1135 AM EDT Sat May 5 2018 ...Please refer to Coastal Waters Forecasts (CWF) available through NOAA Weather Radio and other means for detailed Coastal Waters Forecasts... Southeast Gulf of Mexico .SYNOPSIS...A weak cold front extending from S central Louisiana to inland southern Texas will move across the northern gulf waters through Sunday and exit the eastern gulf Sun night evening. High pressure building in the wake of the front will support gentle to moderate north to northeast winds over the area. These conditions will change little through Tue night before become northeast to east in direction Wed, except for southeast to south winds over the far western gulf in return flow as the high pressure shifts to the northeast gulf. .THIS AFTERNOON...N to NE winds 10 to 15 kt. Seas 3 to 4 ft. .TONIGHT...N winds 10 to 15 kt. Seas 3 to 4 ft. .SUN...NW to N winds 10 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...NW to N winds 10 to 15 kt. Seas 3 ft. .MON...NW to N winds 10 to 15 kt. Seas 3 to 4 ft. .MON NIGHT...NW to N winds 10 to 15 kt. Seas 3 to 4 ft. .TUE...N winds 10 to 15 kt. Seas 2 to 4 ft. .TUE NIGHT...N to NE winds 10 to 15 kt. Seas 2 to 4 ft. .WED...NE to E winds 10 to 15 kt. Seas 3 to 4 ft. .WED NIGHT...NE to E winds 10 to 15 kt. Seas 2 to 4 ft. Within 200 nm east of the coast of Florida .SYNOPSIS...A surface trough extends from central Cuba near 22N79W northward to across the NW Bahamas and to near 30N78W. The trough will drift westward in tandem with a broad upper-level low presently centered over Cuba. The trough will move across S Florida today, then become nearly stationary through Sun night. Scattered to numerous showers and thunderstorms along with fresh to strong winds and building seas are expected mainly to the east of the trough, while scattered showers and isolated thunderstorms will precede the trough. A weak cold front will enter the waters N of the Bahamas Sun evening and merge with the northern portion of the surface trough. The front will slow down as it reaches from near 31N78W to western Cuba Mon afternoon, then become stationary from near 31N75W to west-central Cuba late Mon night through Wed as it weakens. Weak low pres is expected to track NE along the front Mon through Tue. Fresh to strong southerly winds will precede the front over the waters north and northeast of the Bahamas through Mon night. .THIS AFTERNOON...E to SE winds 10 to 15 kt, except 15 to 20 kt N of 27N. Seas 4 to 6 ft S of 27N, and 6 to 8 ft N of 27N. Scattered showers and isolated thunderstorms. .TONIGHT...SE to S winds 15 to 20 kt S of 27N, and SE to S 10 to 15 kt N of 27N. Seas 4 to 6 ft, and 5 to 7 ft N of 27N. Scattered showers and isolated thunderstorms. .SUN...SE to S winds 10 to 15 kt S of 27N, and S to SW winds 10 to 15 kt N of 27N. Seas 4 to 6 ft S of 27N, and 5 to 7 ft N of 27N. Scattered showers and isolated thunderstorms. .SUN NIGHT...SE to S winds 10 to 15 kt, except 15 to 20 kt S of 27N. Seas 3 to 5 ft, except 5 to 7 ft S of 27N. Scattered showers and isolated thunderstorms. .MON...S to SW winds 10 to 15 kt, except 15 to 20 kt S of 27N. Seas 3 to 5 ft, except 4 to 6 ft S of 27N. .MON NIGHT...S to SW winds 10 to 15 kt, except NE winds 5 to 10 kt N of 27N. Seas 3 to 5 ft. .TUE...NE winds 10 to 15 kt N of 27N, and S winds 10 to 15 kt S of 27N. Seas 3 to 4 ft S of 27N, and 4 to 6 ft N of 27N. .TUE NIGHT...S of 27N, SE winds 10 to 15 kt. Seas 3 to 4 ft. N of 27N, N to NE winds 10 to 15 kt. Seas 4 to 6 ft. .WED...S of 27N, SE winds 10 to 15 kt. Seas 3 to 4 ft. N of 27N, N to NE winds 10 to 15 kt. Seas 4 to 6 ft. .WED NIGHT...NE to E winds 10 to 15 kt. Seas 3 to 5 ft S of 27N, and 5 to 7 ft N of 27N.