000 FZNT32 KNHC 230218 OFFN21 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1018 PM EDT Tue May 22 2018 Marine Weather HF Voice Broadcast for the Gulf of Mexico Seas given as significant wave height, which is the average height of the highest 1/3 of the waves. Individual waves may be more than twice the significant wave height. Synopsis for the Gulf of Mexico .SYNOPSIS...An Atlantic ridge extending into the northern Gulf will shift eastward through Fri. An area of low pressure is expected to develop off the northern coast of Yucatan on Fri. The tropical low will move slowly northward in the eastern Gulf this weekend, with highest winds and seas east of the low. Gulf of Mexico N of 26N W of 87W .OVERNIGHT...E winds 10 kt. Seas 3 ft. .WED...E winds 10 kt. Seas 3 ft. .WED NIGHT...E winds 10 kt. Seas 3 ft. .THU...E winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...NE winds 10 to 15 kt. Seas 4 to 6 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .SAT...N winds 15 to 25 kt. Seas 5 to 7 ft. .SAT NIGHT...NW winds 20 to 30 kt. Seas 5 to 7 ft. .SUN...W winds 20 to 30 kt, diminishing to 10 to 15 kt in the afternoon. Seas 4 to 6 ft. .SUN NIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft. Gulf of Mexico from 22N to 26N W of 87W .OVERNIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .WED...E winds 10 to 15 kt. Seas 3 to 4 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .THU...NE winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...NE winds 10 to 20 kt. Seas 3 to 5 ft. .FRI...NE winds 15 to 25 kt. Seas 4 to 6 ft. .FRI NIGHT...NE winds 15 to 25 kt. Seas 3 to 5 ft. .SAT...N winds 15 to 25 kt. Seas 3 to 5 ft. .SAT NIGHT...NW winds 10 to 20 kt. Seas 3 to 5 ft. .SUN...SW winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...S winds less than 10 kt. Seas 3 ft. SW Gulf of Mexico S of 22N W of 87W .OVERNIGHT...NE winds 10 to 15 kt. Seas 3 ft. .WED...NE winds less than 10 kt. Seas 2 to 3 ft. .WED NIGHT...NE winds 10 to 15 kt. Seas 2 to 3 ft. .THU...N winds less than 10 kt. Seas 2 ft or less. .THU NIGHT...N winds 10 to 15 kt. Seas 2 ft or less. .FRI...N winds 10 to 15 kt. Seas 2 ft or less. .FRI NIGHT...N winds 10 to 15 kt. Seas 2 ft or less. .SAT...NW winds 10 to 15 kt. Seas 2 ft or less. .SAT NIGHT...NE winds less than 10 kt. Seas 2 ft or less. .SUN...S winds less than 10 kt. Seas 2 ft or less. .SUN NIGHT...E winds less than 10 kt. Seas 2 ft or less. Gulf of Mexico E of 87W .OVERNIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .WED...SE winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .THU...E winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...E winds 15 to 25 kt. Seas 5 to 7 ft. .FRI...E winds 15 to 25 kt. Seas 6 to 8 ft. .FRI NIGHT...SE winds 15 to 25 kt. Seas 7 to 10 ft. .SAT...SE winds 15 to 25 kt. Seas 6 to 9 ft. .SAT NIGHT...S winds 20 to 30 kt. Seas 6 to 9 ft. .SUN...SW winds 20 to 30 kt. Seas 5 to 7 ft. .SUN NIGHT...S winds 10 to 20 kt. Seas 4 to 6 ft.