000 FZNT32 KNHC 032010 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 410 PM EDT WED APR 3 2013 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 WARM FRONT IN THE NE GULF EXTENDS FROM NEAR 27N85W TO 1010 MB LOW PRES NEAR 29N92W WITH A COLD FRONT FROM THE LOW TO THE SW JUST S OF BROWNSVILLE TEXAS. A PRE-FRONTAL TROUGH EXTENDS FROM THE FIRST LOW TO ANOTHER LOW IN THE SW GULF NEAR 22N96W. THE FIRST LOW WILL SHIFT NE OF THE GULF THU MORNING WITH THE COLD FRONT REACHING FROM 30N87W TO 19N95W THU LATE...FROM SW FLORIDA TO THE YUCATAN PENINSULA FRI MORNING...SHIFTING SE OF THE GULF BY FRI LATE. HIGH PRES BUILDS IN BEHIND THE FRONT WITH SOUTHERLY RETURN FLOW ACROSS THE GULF LATE SAT THROUGH MON. GULF OF MEXICO N OF 26N W OF 87W .TONIGHT...SE TO S WINDS 15 TO 25 KT...EXCEPT N TO NE 15 TO 20 KT W OF FRONT. SEAS 5 TO 7 FT. .THU...NW TO N WINDS 10 TO 20 KT. SEAS 5 TO 8 FT. .THU NIGHT AND FRI...N WINDS 10 TO 20 KT. SEAS 5 TO 8 FT. .FRI NIGHT...N WINDS 10 TO 20 KT. SEAS 4 TO 7 FT. .SAT THROUGH MON...SE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. GULF OF MEXICO FROM 22N TO 26N W OF 87W .TONIGHT...E TO SE WINDS 10 TO 20 KT...EXCEPT NW TO N 15 TO 20 KT W OF FRONT. SEAS 4 TO 7 FT. .THU...N WINDS 10 TO 20 KT. SEAS 5 TO 8 FT. .THU NIGHT AND FRI...N WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. .FRI NIGHT...N WINDS 10 TO 20 KT...SHIFTING TO NE 10 TO 15 KT LATE. SEAS 4 TO 6 FT. .SAT THROUGH MON...SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. SW GULF OF MEXICO S OF 22N W OF 87W .TONIGHT...WITHIN 60 NM OF COAST OF VERACRUZ...VARIABLE WINDS LESS THAN 10 KT...BECOMING NW TO N 15 TO 20 KT BEHIND FRONT. ELSEWHERE...SE WINDS 10 TO 15 KT...BECOMING VARIABLE 10 KT LATE. SEAS 3 TO 5 FT. .THU...NW WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .THU NIGHT AND FRI...N WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .FRI NIGHT...E WINDS LESS THAN 10 KT WITHIN 60 NM OF COAST OF VERACRUZ...AND NE 10 TO 15 KT ELSEWHERE. SEAS 3 TO 5 FT. .SAT THROUGH MON...SE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. GULF OF MEXICO E OF 87W .TONIGHT...SE TO S WINDS 10 TO 20 KT...EXCEPT NE TO E 15 KT N OF WARM FRONT. SEAS 4 TO 7 FT. .THU...S TO SW WINDS 10 TO 20 KT...BECOMING NW 20 TO 25 KT BEHIND FRONT. SEAS 4 TO 7 FT. .THU NIGHT...E OF FRONT...S TO SW WINDS 10 TO 20 KT. W OF FRONT... NW WINDS 20 KT. SEAS 4 TO 7 FT. .FRI...W WINDS 10 TO 20 KT. SEAS 5 TO 8 FT. .FRI NIGHT...NW WINDS 10 TO 20 KT. SEAS 6 TO 8 FT. .SAT THROUGH MON...SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.