000 FZNT32 KNHC 051401 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1001 AM EDT FRI APR 5 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 COLD FRONT EXTENDING FROM NE FLORIDA TO THE YUCATAN CHANNEL WILL EXIT THE GULF THIS AFTERNOON. HIGH PRES WILL BUILD E ACROSS THE AREA WAKE OF THE FRONT THROUGH TONIGHT...THEN SHIFT EASTWARD SAT AND SUN AS LOW PRES DEEPENS OVER THE CENTRAL U.S. THIS WILL ALLOW FOR SOUTHERLY RETURN FLOW TO INCREASE OVER THE WESTERN GULF THROUGH TUE. GULF OF MEXICO N OF 26N W OF 87W .THIS AFTERNOON...N WINDS 15 TO 20 KT...BECOMING 10 TO 20 KT LATE. SEAS 5 TO 7 FT. .TONIGHT...N WINDS 10 TO 20 KT...SHIFTING TO NE 10 TO 15 KT LATE. SEAS 4 TO 6 FT. .SAT AND SAT NIGHT...SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .SUN THROUGH TUE...SE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. GULF OF MEXICO FROM 22N TO 26N W OF 87W .THIS AFTERNOON...N WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. .TONIGHT...NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. .SAT AND SAT NIGHT...SE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .SUN THROUGH TUE...SE WINDS 15 TO 25 KT. SEAS 5 TO 7 FT. SW GULF OF MEXICO S OF 22N W OF 87W .THIS AFTERNOON...N WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .TONIGHT...WITHIN 60 NM OF COAST OF VERACRUZ...NE WINDS 10 TO 15 KT...BECOMING E LATE. ELSEWHERE...N WINDS 10 TO 20 KT...SHIFTING TO NE 10 TO 15 KT LATE. SEAS 3 TO 5 FT. .SAT AND SAT NIGHT...E WINDS 10 TO 20 KT. SEAS 2 TO 4 FT. .SUN THROUGH TUE...SE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. GULF OF MEXICO E OF 87W .THIS AFTERNOON...NW WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .TONIGHT...N WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. .SAT AND SAT NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .SUN THROUGH TUE...SE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.