000 FZNT32 KNHC 060847 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 447 AM EDT FRI SEP 6 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 1012 MB LOW NEAR 23N97W IS ALONG A SURFACE TROUGH THAT EXTENDS FROM 26N97W TO 20N97W. THE LOW AND IS FORECAST TO SLOWLY MOVE NW THROUGH FRI NIGHT WITH A POSSIBILITY OF INTENSIFICATION INTO A TROPICAL CYCLONE. OTHERWISE...WEAK RIDGING WILL PERSIST ACROSS THE NORTHERN WATERS THROUGH THE PERIOD. GULF OF MEXICO N OF 26N W OF 87W .TODAY...E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. .TONIGHT...E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. .SAT AND SAT NIGHT...E WINDS 10 TO 15 KT. SEAS 2 TO 3 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 .TODAY...E WINDS 10 TO 20 KT...BECOMING 10 TO 15 KT LATE. SEAS 4 TO 6 FT. .TONIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .SAT AND SAT NIGHT...E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .SUN THROUGH TUE...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. SW GULF OF MEXICO S OF 22N W OF 87W .TODAY...SE WINDS 10 TO 20 KT...BECOMING 10 TO 15 KT LATE. SEAS 2 TO 3 FT. .TONIGHT...WITHIN 60 NM OF COAST OF VERACRUZ...N WINDS 10 TO 15 KT...BECOMING NE LATE. ELSEWHERE...E WINDS LESS THAN 10 KT...INCREASING TO 10 TO 15 KT LATE. 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 15 KT. SEAS 2 TO 3 FT. GULF OF MEXICO E OF 87W .TODAY...E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. .TONIGHT...E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .SAT AND SAT NIGHT...E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .SUN THROUGH TUE...E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.