000 FZNT32 KNHC 210849 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 449 AM EDT FRI SEP 21 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 SURFACE TROUGH WILL LINGER OVER THE WESTERN GULF BEFORE DISSIPATING SAT. HIGH PRES WILL BUILD SOUTHWARD THIS WEEKEND. A TROPICAL WAVE WILL PASS W THROUGH THE BAY OF CAMPECHE SAT NIGHT THROUGH TUE. A COLD FRONT WILL DIP INTO THE NE GULF SUN AND WEAKEN AS IT SETTLES INTO THE CENTRAL GULF THROUGH TUE. GULF OF MEXICO N OF 26N W OF 87W .TODAY...E WINDS 10 KT. SEAS 2 FT. .TONIGHT...E WINDS 10 KT. SEAS 2 FT. .SAT AND SAT NIGHT...NE TO E WINDS 10 TO 15 KT. SEAS 2 FT. .SUN THROUGH TUE...E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. GULF OF MEXICO FROM 22N TO 26N W OF 87W .TODAY...NE TO E WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .TONIGHT...E WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .SAT AND SAT NIGHT...NE TO E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. .SUN THROUGH TUE...E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. SW GULF OF MEXICO S OF 22N W OF 87W .TODAY...NE TO E WINDS LESS THAN 10 KT...EXCEPT N TO NW 10 TO 15 KT WITHIN 60 NM OF COAST OF VERACRUZ. SEAS 2 TO 3 FT. .TONIGHT...NE TO E WINDS LESS THAN 10 KT. WITHIN 60 NM OF COAST OF VERACRUZ...N WINDS 10 TO 15 KT...DIMINISHING TO LESS THAN 10 KT LATE. SEAS 2 TO 3 FT. .SAT AND SAT NIGHT...NE WINDS 10 TO 15 KT. SEAS 2 TO 4 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 3 FT. .TONIGHT...E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .SAT AND SAT NIGHT...E WINDS 10 KT. SEAS 2 TO 3 FT. .SUN THROUGH TUE...E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.