000 FZNT32 KNHC 120904 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 504 AM EDT WED SEP 12 2012 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 WEAKENING FRONTAL BOUNDARY FROM THE STRAITS OF FLORIDA NW TO NEAR 28N90W THEN NW AS A WARM FRONT TO ALONG THE COAST OF SW LOUISIANA WILL GRADUALLY DISSIPATE THROUGH THU E OF 85W AND LIFT NORTHWARD AND INLAND W OF 85W. HIGH PRES WILL BUILD IN FROM THE NE THROUGH THU NIGHT RESULTING IN FRESH WINDS MAINLY OVER THE NE PORTION BEFORE DIMINISHING FRI. A WEAK COLD FRONT IS EXPECTED TO ENTER THE FAR NW GULF SAT AND SUN. GULF OF MEXICO N OF 26N W OF 87W .TODAY...E TO SE WINDS 10 KT. SEAS 2 TO 3 FT. .TONIGHT...E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .THU AND THU NIGHT...E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. .FRI THROUGH SUN...E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. GULF OF MEXICO FROM 22N TO 26N W OF 87W .TODAY...E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .TONIGHT...E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .THU AND THU NIGHT...E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. .FRI THROUGH SUN...E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. SW GULF OF MEXICO S OF 22N W OF 87W .TODAY...E WINDS 10 TO 15 KT...EXCEPT E LESS THAN 10 KT WITHIN 60 NM OF COAST OF VERACRUZ. SEAS 2 TO 3 FT. .TONIGHT...NE TO E WINDS 10 TO 15 KT...BECOMING E 10 TO 20 KT LATE. SEAS 2 TO 3 FT. .THU AND THU NIGHT...NE TO E WINDS 10 TO 15 KT...EXCEPT NE TO E LESS THAN 10 KT WITHIN 60 NM OF COAST OF VERACRUZ. SEAS 2 TO 3 FT. .FRI THROUGH SUN...N TO NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. GULF OF MEXICO E OF 87W .TODAY...NE TO E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .TONIGHT...NE TO E WINDS 10 TO 15 KT...BECOMING E 10 TO 20 KT LATE. SEAS 3 TO 5 FT. .THU AND THU NIGHT...E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .FRI THROUGH SUN...E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.