000 FZNT27 KNHC 210310 OFFN06 NAVTEX Marine Forecast NWS National Hurricane Center Miami, FL 1010 PM EST Thu Dec 20 2018 ...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 will continue eastward across the eastern gulf waters overnight into Fri preceded by lines of tstms, and followed increasing winds and building seas. Strong to gale force winds will shift E across the entire Gulf of Mexico overnight and on Fri, diminishing from the W, with the gale conditions ending across the Straits of Florida late Fri. Maximum seas of 21 ft on Fri will subside to less than 8 ft by late Sat. Post-frontal high pres will shift eastward across the central gulf on Sat, and move across the Florida Panhandle on Sun, leaving a ridge from the Florida Big Bend to SE Texas on Mon. Fresh return flow will set up across the NW waters on Tue. Northwest Gulf of Mexico ...GALE WARNING... .TONIGHT...NW winds 25 to 35 kt. Seas 11 to 16 ft in NW swell. Scattered showers. .FRI...NW winds 25 to 35 kt, diminishing to 20 to 25 kt late in the afternoon. Seas 9 to 14 ft in NW swell. .FRI NIGHT...W to NW winds 20 to 25 kt, becoming SW to W 10 to 15 kt after midnight. Seas 6 to 8 ft in W to NW swell, subsiding to 3 to 5 ft late. .SAT...S winds 15 to 20 kt. Seas 3 to 4 ft. .SAT NIGHT...S winds 15 to 20 kt. Seas 3 to 5 ft. .SUN...S to SW winds 10 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...SE winds 5 to 10 kt. Seas 3 ft. .MON...SE winds 5 to 10 kt. Seas 2 ft or less. .MON NIGHT...SE winds 10 to 15 kt. Seas 3 ft. .TUE...SE winds 10 to 15 kt. Seas 3 to 4 ft. .TUE NIGHT...SE winds 15 to 20 kt. Seas 3 to 5 ft. North Central and Northeast Gulf of Mexico ...GALE WARNING... .TONIGHT...W to NW winds 25 to 35 kt. Seas 11 to 16 ft in SW to W swell. Scattered showers. .FRI...W to NW winds 25 to 35 kt. Seas 14 to 19 ft in W swell. Scattered showers. .FRI NIGHT...NW winds 20 to 30 kt, diminishing to 15 to 20 kt late. Seas 10 to 15 ft in W swell, becoming 7 to 10 ft in swell late. .SAT...N winds 15 to 20 kt, becoming NE to E 5 to 10 kt late in the afternoon. Seas 6 to 8 ft in SW to W swell, subsiding to 3 to 5 ft late in the afternoon. .SAT NIGHT...SE winds 5 to 10 kt. Seas 3 to 4 ft. .SUN...SE to S winds 5 to 10 kt. Seas 2 ft or less. .SUN NIGHT...SE to S winds 5 to 10 kt. Seas 2 ft or less. .MON...SE winds 5 to 10 kt. Seas 2 ft or less. .MON NIGHT...E to SE winds 5 to 10 kt. Seas 2 ft or less. .TUE...E winds 5 to 10 kt. Seas 2 ft or less. .TUE NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft.