000 FZNT27 KNHC 200249 OFFN06 NAVTEX Marine Forecast NWS National Hurricane Center Miami, FL 949 PM EST Sat Jan 19 2019 ...Please refer to Coastal Waters Forecasts (CWF) available through NOAA Weather Radio and other means for detailed Coastal Waters Forecasts... .SYNOPSIS...A strong cold front is along 30N86W to 25N90W to 18.5N95W. Fresh to strong SW to S return flow will shift eastward across the N Gulf of Mexico tonight, to the east of the strong cold front. NW gale force winds are in the W sections of the Gulf of Mexico now, from 21N to 27N W of 95N. The gale-force winds are forecast to move southward along the coast of Mexico tonight, being S of 20N of 94W. Expect the cold front to pass through 26N82W beyond the NE corner of the Yucatan Peninsula by Sunday morning, and continue moving SE and out of the area during Sunday afternoon. A squall line will precede the front as it crosses the Gulf of Mexico. Strong to near gale-force NW winds will be blowing across the Gulf waters tonight and Sunday to the west of the cold front, elsewhere. The wind speeds will taper off across the basin by sunrise on Monday. A surface ridge from the N will shift E and allow strong SE to S return flow to develop in the western Gulf of Mexico by Tuesday morning. The strong return flow will expand to the eastern Gulf of Mexico on Tuesday night. It is possible that another strong cold front may enter the NW Gulf of Mexico by Wednesday morning. Northwest Gulf of Mexico ...GALE WARNING... .TONIGHT...NW to N winds 25 to 35 kt. Seas 9 to 13 ft in NW to N swell. .SUN...N winds 20 to 25 kt. Seas 7 to 10 ft in N to NE swell. .SUN NIGHT...NE winds 10 to 15 kt, shifting to SE late. Seas 3 to 5 ft. .MON...SE to S winds 15 to 20 kt. Seas 2 to 4 ft. .MON NIGHT...SE to S winds 20 to 25 kt. Seas 4 to 6 ft. .TUE...S winds 20 to 30 kt. Seas 7 to 10 ft in S swell. .TUE NIGHT...SE to S winds 15 to 20 kt. Seas 6 to 9 ft in S swell. .WED...W winds 25 to 30 kt, shifting to N in the afternoon. Seas 7 to 10 ft in N to NE swell. .WED NIGHT...N winds 20 to 25 kt. Seas 6 to 9 ft in NE swell. .THU...N winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...N to NE winds 10 to 15 kt. Seas 2 to 4 ft. North Central and Northeast Gulf of Mexico .TONIGHT...S to SW winds 20 to 25 kt, shifting to W to NW 20 to 30 kt in the late evening and overnight. Seas 8 to 12 ft in W swell. Scattered showers and isolated thunderstorms. .SUN...NW to N winds 20 to 30 kt. Seas 8 to 11 ft in W to NW swell. .SUN NIGHT...N to NE winds 15 to 20 kt. Seas 6 to 8 ft. .MON...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...E to SE winds 15 to 20 kt. Seas 3 to 4 ft. .TUE...SE winds 20 kt. Seas 4 to 6 ft. .TUE NIGHT...SE winds 20 to 25 kt. Seas 6 to 9 ft. .WED...SE to S winds 20 to 25 kt. Seas 7 to 9 ft. .WED NIGHT...SW winds 15 to 20 kt, shifting to NW after midnight. Seas 6 to 9 ft. .THU...NW to N winds 15 to 20 kt. Seas 6 to 8 ft. .THU NIGHT...N winds 15 to 20 kt. Seas 5 to 7 ft.