000 FZNT32 KNHC 222117 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 517 PM EDT WED MAR 22 2017 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...A THERMAL TROUGH WILL DEVELOP OVER THE YUCATAN PENINSULA EACH AFTERNOON...MOVE W ACROSS THE BAY OF CAMPECHE OVERNIGHT AND DISSIPATE BY LATE MORNING EACH DAY. HIGH PRES RIDGE EXTENDING SW OVER THE GULF FROM THE ATLC WILL MAINTAIN A TIGHT PRES GRADIENT...SUPPORTING STRONG E TO SE WINDS ACROSS MOST OF THE GULF THU NIGHT THROUGH SAT MORNING. A FRESH TO LOCALLY STRONG E BREEZE IS EXPECTED ALONG THE N COASTS OF THE YUCATAN AND CUBA LATE SAT. GULF OF MEXICO N OF 26N W OF 87W .TONIGHT...E WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .THU...E WINDS LESS THAN 10 KT...INCREASING TO 10 TO 15 KT IN THE AFTERNOON. SEAS 3 FT. .THU NIGHT...SE WINDS 15 TO 25 KT. SEAS 4 TO 6 FT. .FRI...SE WINDS 20 TO 25 KT. SEAS 6 TO 9 FT. .FRI NIGHT...SE WINDS 15 TO 20 KT. SEAS 6 TO 8 FT. .SAT...S WINDS 10 TO 20 KT. SEAS 6 TO 7 FT. .SAT NIGHT...S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .SUN...S WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .SUN NIGHT...SE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. .MON...SE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. .MON NIGHT...SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. GULF OF MEXICO FROM 22N TO 26N W OF 87W .TONIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .THU...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .THU NIGHT...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .FRI...SE WINDS 15 TO 25 KT. SEAS 6 TO 8 FT. .FRI NIGHT...SE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT. .SAT...SE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT. .SAT NIGHT...SE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .SUN...SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .SUN NIGHT...SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .MON...SE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. .MON NIGHT...SE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. SW GULF OF MEXICO S OF 22N W OF 87W .TONIGHT...NE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .THU...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .THU NIGHT...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .FRI...SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .FRI NIGHT...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .SAT...SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .SAT NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .SUN...SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .SUN NIGHT...E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .MON...SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .MON NIGHT...E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. GULF OF MEXICO E OF 87W .TONIGHT...N WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .THU...NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .THU NIGHT...E WINDS 15 TO 25 KT. SEAS 4 TO 6 FT. .FRI...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT. .FRI NIGHT...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .SAT...SE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. .SAT NIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .SUN...SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .SUN NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .MON...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .MON NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.