000 FZNT32 KNHC 120220 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1020 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 MOBILE ALABAMA TO VERACRUZ MEXICO WILL REACH FROM N FLORIDA TO THE E BAY OF CAMPECHE FRI NIGHT...THEN DRIFT BACK TOWARDS THE N GULF SAT AND SUN. A FRONTAL WAVE OR WEAK LOW MAY FORM ALONG THE FRONTAL BOUNDARY LATE SUN. A RIDGE IS FORECAST TO DOMINATE THE MAJORITY OF THE GULF WATERS MON AND TUE WITH MAINLY A SOUTHERLY FLOW. GULF OF MEXICO N OF 26N W OF 87W .OVERNIGHT...N WINDS 10 TO 15 KT. SEAS 5 TO 7 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 3 TO 5 FT. GULF OF MEXICO FROM 22N TO 26N W OF 87W .OVERNIGHT...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 .OVERNIGHT...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...E WINDS LESS THAN 10 KT WITHIN 60 NM OF COAST OF VERACRUZ...AND NE 10 TO 15 KT ELSEWHERE. 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 .OVERNIGHT...SE WINDS 10 TO 15 KT...SHIFTING TO S 10 TO 20 KT LATE. SEAS 4 TO 6 FT. .FRI...S WINDS 10 TO 20 KT...BECOMING 10 TO 15 KT LATE. SEAS 4 TO 6 FT. .FRI NIGHT THROUGH SAT NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .SUN THROUGH TUE...E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.