000 FZNT32 KNHC 190830 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 430 AM EDT SUN MAR 19 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 DRY COLD FRONT WILL SWEEP SE ACROSS THE E GULF WATERS THROUGH TONIGHT. HIGH PRES OVER THE N CENTRAL WATERS WILL SHIFT E OVER THE NE GULF TONIGHT WHERE IT WILL MEANDER THROUGH WED NIGHT BEFORE MOVING N OF THE AREA. A THERMAL TROUGH WILL DEVELOP OVER THE YUCATAN PENINSULA DURING THE AFTERNOONS...MOVE W ACROSS THE BAY OF CAMPECHE DURING THE OVERNIGHT HOURS AND DISSIPATE DURING THE EARLY DAYLIGHT HOURS EACH MORNING. A STRONG NE TO E WIND SHIFT WILL ACCOMPANY THE TROUGH. GULF OF MEXICO N OF 26N W OF 87W .TODAY...NE WINDS LESS THAN 10 KT. SEAS 3 FT. .TONIGHT...E WINDS 10 KT. SEAS 3 FT. .MON...SE WINDS 10 KT. SEAS 3 FT IN THE MORNING... SUBSIDING TO 2 FT OR LESS. .MON NIGHT...SE WINDS LESS THAN 10 KT...INCREASING TO 10 TO 15 KT AFTER MIDNIGHT. SEAS 2 FT OR LESS. .TUE...SE WINDS 10 TO 15 KT. SEAS 3 FT. .TUE NIGHT...SE WINDS 10 TO 15 KT. SEAS 3 FT. .WED...SE WINDS 10 TO 15 KT. SEAS 3 FT. .WED NIGHT...SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .THU...SE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .THU NIGHT...SE WINDS 15 TO 25 KT. SEAS 4 TO 6 FT. GULF OF MEXICO FROM 22N TO 26N W OF 87W .TODAY...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .TONIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .MON...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .MON NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .TUE...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .TUE NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .WED...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .WED NIGHT...E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .THU...SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .THU NIGHT...SE WINDS 15 TO 25 KT. SEAS 5 TO 7 FT. SW GULF OF MEXICO S OF 22N W OF 87W .TODAY...E WINDS LESS THAN 10 KT WITHIN 60 NM OF COAST OF VERACRUZ...AND E 15 TO 20 KT ELSEWHERE. SEAS 4 TO 6 FT. .TONIGHT...NE WINDS 15 TO 25 KT. SEAS 3 TO 5 FT. .MON...E WINDS LESS THAN 10 KT WITHIN 60 NM OF COAST OF VERACRUZ...AND E 10 TO 20 KT ELSEWHERE. SEAS 3 TO 5 FT. .MON NIGHT...NE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .TUE...E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .TUE NIGHT...E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .WED...E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .WED NIGHT...E 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. GULF OF MEXICO E OF 87W .TODAY...N WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .TONIGHT...N WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .MON...NE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .MON NIGHT...NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .TUE...E WINDS 10 TO 15 KT. SEAS 3 FT. .TUE NIGHT...E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. .WED...NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .WED NIGHT...NE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS...BUILDING TO 3 FT AFTER MIDNIGHT. .THU...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .THU NIGHT...E WINDS 15 TO 25 KT. SEAS 4 TO 6 FT.