000 FZNT32 KNHC 200225 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 925 PM EST MON NOV 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...HIGH PRES EXTENDING FROM NEW ENGLAND TO THE WESTERN GULF WILL WEAKEN THROUGH TUE. A TIGHT PRES GRADIENT BETWEEN THE HIGH PRES AND A WEAKENING COLD FRONT FROM 22N84W TO 23N87W AS WELL AS A TROUGH FROM 25N92W TO 20N89W WILL MAINTAIN FRESH NE WINDS OVER THE SE GULF THROUGH TONIGHT. HIGH PRES WILL BUILD SE OVER THE LOWER MISSISSIPPI VALLEY WED AND THU AND SHIFT E ON FRI. A NEW COLD FRONT WILL MOVE INTO THE NORTHERN GULF COASTAL PLAIN SAT. GULF OF MEXICO N OF 26N W OF 87W .TONIGHT...NE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. .TUE...N TO NE WINDS 10 KT. SEAS 2 TO 3 FT. .TUE NIGHT THROUGH WED NIGHT...NE TO E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. .THU THROUGH SAT...N TO NE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. GULF OF MEXICO FROM 22N TO 26N W OF 87W .TONIGHT...NE WINDS 10 TO 20 KT...BECOMING NE TO E 10 TO 15 KT LATE. SEAS 4 TO 6 FT. .TUE...NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .TUE NIGHT THROUGH WED NIGHT...NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .THU THROUGH SAT...NE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. SW GULF OF MEXICO S OF 22N W OF 87W .TONIGHT...N TO NE WINDS 10 TO 15 KT...EXCEPT N TO NE LESS THAN 10 KT WITHIN 60 NM OF COAST OF VERACRUZ. SEAS 2 TO 4 FT. .TUE...N TO NE WINDS 10 TO 15 KT. WITHIN 60 NM OF COAST OF VERACRUZ...NW TO N WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT...EXCEPT 2 TO 3 FT WITHIN 60 NM OF COAST OF VERACRUZ. .TUE NIGHT THROUGH WED NIGHT...NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .THU THROUGH SAT...NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. GULF OF MEXICO E OF 87W .TONIGHT...N TO NE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .TUE...N TO NE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. .TUE NIGHT THROUGH WED NIGHT...N TO NE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .THU THROUGH SAT...NW TO N WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.