000 FZNT32 KNHC 191331 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 931 AM EDT SUN AUG 19 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 WEAK RIDGE ALONG 26N WILL WEAKEN TONIGHT AS A COLD FRONT APPROACHES FROM THE NW. THE FRONT WILL ENTER THE NW GULF MON...AND STALL FROM S LOUISIANA TO THE TEXAS AND MEXICO BORDER TUE AND WED BEFORE DISSIPATING THU. THE NORTHERN PORTION OF A TROPICAL WAVE WILL MOVE ACROSS THE FAR SOUTHERN WATERS TUE THROUGH THU. GULF OF MEXICO N OF 26N W OF 87W .THIS AFTERNOON...S TO SW WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. .TONIGHT...S TO SW WINDS 10 KT. SEAS 2 TO 4 FT. .MON AND MON NIGHT...S TO SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .TUE THROUGH THU...SE TO S WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. GULF OF MEXICO FROM 22N TO 26N W OF 87W .THIS AFTERNOON...SE TO S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .TONIGHT...SE TO S WINDS LESS THAN 10 KT...BECOMING SE AFTER MIDNIGHT. SEAS 2 TO 4 FT. .MON AND MON NIGHT...SE TO S WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. .TUE THROUGH THU...SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. SW GULF OF MEXICO S OF 22N W OF 87W .THIS AFTERNOON...SE TO S WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .TONIGHT...E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .MON AND MON NIGHT...SE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .TUE THROUGH THU...E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. GULF OF MEXICO E OF 87W .THIS AFTERNOON...S TO SW WINDS LESS THAN 10 KT. SEAS 2 FT. .TONIGHT...S TO SW WINDS 10 KT. SEAS 2 FT. .MON AND MON NIGHT...S WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .TUE THROUGH THU...E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.