000 FZNT32 KNHC 112055 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 455 PM EDT THU APR 11 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...COLD FRONT EXTENDING FROM SE LOUISIANA TO NEAR TUXPAN MEXICO WILL REACH FROM THE FLORIDA PANHANDLE TO THE W BAY OF CAMPECHE TONIGHT...FROM N FLORIDA TO THE E BAY OF CAMPECHE FRI NIGHT...THEN WILL DRIFT BACK TOWARDS THE N GULF SAT AND SUN. GULF OF MEXICO N OF 26N W OF 87W .TONIGHT...NW WINDS 10 TO 20 KT...SHIFTING TO N 10 TO 15 KT LATE. SEAS 6 TO 8 FT. .FRI...NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .FRI NIGHT THROUGH SAT NIGHT...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .SUN THROUGH TUE...SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. GULF OF MEXICO FROM 22N TO 26N W OF 87W .TONIGHT...NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. .FRI...NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .FRI NIGHT THROUGH SAT NIGHT...SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .SUN THROUGH TUE...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...N WINDS 15 TO 25 KT...DIMINISHING TO 10 TO 20 KT LATE. ELSEWHERE...N WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .FRI...N WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT. .FRI NIGHT...NE WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .SAT AND SAT NIGHT...E WINDS LESS THAN 10 KT WITHIN 60 NM OF COAST OF VERACRUZ...AND E 10 TO 15 KT ELSEWHERE. SEAS 2 TO 3 FT. .SUN THROUGH TUE...E WINDS 10 TO 20 KT. SEAS 2 TO 4 FT. GULF OF MEXICO E OF 87W .TONIGHT...SE WINDS 10 TO 20 KT...SHIFTING TO S 10 TO 15 KT LATE. SEAS 4 TO 6 FT. .FRI...S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .FRI NIGHT THROUGH SAT NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .SUN THROUGH TUE...SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.