000 FZNT32 KNHC 180913 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 413 AM EST SUN NOV 18 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 THE NE U.S. TO THE WESTERN GULF WILL WEAKEN MON AND TUE. A TIGHT PRES GRADIENT BETWEEN THE HIGH PRES AND BROAD TROUGHING OVER THE WESTERN ATLC WILL MAINTAIN FRESH NE WINDS OVER THE EASTERN THROUGH TONIGHT. THE PRES GRADIENT WILL INCREASE OVER THE EASTERN GULF AGAIN WED INTO THU HIGH PRES OVER THE SE U.S. BUILDS S OVER THE AREA. GULF OF MEXICO N OF 26N W OF 87W .TODAY...NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .TONIGHT...NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .MON AND MON NIGHT...NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .TUE THROUGH THU...NE TO E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. GULF OF MEXICO FROM 22N TO 26N W OF 87W .TODAY...NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .TONIGHT...NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .MON AND MON NIGHT...NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .TUE THROUGH THU...NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. SW GULF OF MEXICO S OF 22N W OF 87W .TODAY...N TO NE WINDS 10 TO 15 KT...DIMINISHING TO LESS THAN 10 KT LATE. WITHIN 60 NM OF COAST OF VERACRUZ...N TO NE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT. .TONIGHT...NE WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT. .MON AND MON NIGHT...N TO NE WINDS 10 TO 15 KT...EXCEPT NE LESS THAN 10 KT WITHIN 60 NM OF COAST OF VERACRUZ. SEAS 2 TO 4 FT. .TUE THROUGH THU...NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. GULF OF MEXICO E OF 87W .TODAY...NE WINDS 10 TO 20 KT...BECOMING 10 TO 15 KT LATE. SEAS 4 TO 5 FT. .TONIGHT...NE WINDS 10 TO 20 KT...BECOMING 10 TO 15 KT LATE. SEAS 4 TO 6 FT. .MON AND MON NIGHT...N TO NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .TUE THROUGH THU...NE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.