000 FZNT32 KNHC 111458 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1058 AM 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 EXTEND FROM CENTRAL LOUISIANA COAST TO W BAY OF CAMPECHE CONTINUE SE ACROSS GULF REACHING FROM BILOXI TO W BAY OF CAMPECHE LATER TODAY...THEN FROM N FLORIDA TO TUXPAN MEXICO FRI NIGHT AS W PORTION OF FRONT WEAKENS AND STALL FROM S OF TAMPA TO UPPER MEXICAN COAST LATE SAT. EXPECT STRONG N WINDS WITH SEAS AS HIGH AS 12 FT BRIEFLY BEHIND FRONT LATER TODAY. GULF OF MEXICO N OF 26N W OF 87W .THIS AFTERNOON...S WINDS 10 TO 20 KT. SEAS 6 TO 9 FT IN N SWELL. .TONIGHT...NW WINDS 10 TO 20 KT SHIFTING TO N 10 TO 15 KT LATE. SEAS 6 TO 8 FT. .FRI AND FRI NIGHT...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .SAT...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .SUN THROUGH MON...SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. GULF OF MEXICO FROM 22N TO 26N W OF 87W .THIS AFTERNOON...S WINDS 10 TO 20 KT. SEAS 6 TO 9 FT. .TONIGHT...NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT. .FRI AND FRI NIGHT...E WINDS 10 TO 20 KT. SEAS 5 TO 7 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 .THIS AFTERNOON...S WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .TONIGHT...WITHIN 60 NM OF COAST OF VERACRUZ...N WINDS 15 TO 25 KT DIMINISHING TO 10 KT LATE. ELSEWHERE...N WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .FRI...NW WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT. .FRI NIGHT...NE WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .SAT THROUGH MON...SE WINDS 10 TO 20 KT. SEAS 2 TO 3 FT. GULF OF MEXICO E OF 87W .THIS AFTERNOON...SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .TONIGHT...SE WINDS 10 TO 20 KT BECOMING 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...S WINDS 10 TO 15 KT BECOMING SE LATE. SEAS 3 TO 5 FT. .SAT THROUGH MON...SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.