000 FZNT32 KNHC 122104 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 504 PM EDT SAT SEP 12 2015 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 TROUGH WILL DEVELOP EACH AFTERNOON OVER THE YUCATAN PENINSULA...MOVE NW ACROSS THE SW GULF WATERS DURING THE LATE NIGHT THROUGH EARLY DAYLIGHT HOURS...AND DISSIPATE BY EARLY AFTERNOON. A PREFRONTAL TROUGH EXTENDS FROM N FLORIDA TO TAMPICO MEXICO WITH SCATTERED MODERATE TO STRONG CONVECTION. A COLD FRONT EXTENDS FROM THE FLORIDA PANHANDLE TO CORPUS CHRISTI TEXAS MOVING E. EXPECTED THE FRONT TO STRETCH FROM TAMPA BAY TO 24N98W SUN MORNING. THE FRONT WILL WEAKEN AS IT ALIGNS ALONG 26N MON MORNING AND DISSIPATES BY TUE. THE NORTHERN END OF A TROPICAL WAVE WILL MOVE THROUGH THE SW GULF MON AND TUE. ANOTHER TROPICAL WAVE WILL PASS THROUGH THE STRAITS OF FLORIDA TUE AND WED. GULF OF MEXICO N OF 26N W OF 87W .TONIGHT...N WINDS 10 TO 15 KT. SEAS 3 FT. .SUN...NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .SUN NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .MON...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .MON NIGHT...SE WINDS 10 TO 15 KT. SEAS 3 FT. .TUE...SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .TUE NIGHT...SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .WED...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .WED NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .THU...E WINDS 10 KT. SEAS 3 FT. .THU NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. GULF OF MEXICO FROM 22N TO 26N W OF 87W .TONIGHT...NE WINDS LESS THAN 10 KT...INCREASING TO 10 TO 15 KT LATE. SEAS 3 FT. .SUN...E WINDS 10 TO 15 KT. SEAS 3 FT. .SUN NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .MON...SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .MON NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .TUE...SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .TUE NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .WED...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .WED NIGHT...E WINDS LESS THAN 10 KT. SEAS 3 FT. .THU...VARIABLE WINDS LESS THAN 10 KT. SEAS 3 FT. .THU NIGHT...NE WINDS LESS THAN 10 KT. SEAS 3 FT. SW GULF OF MEXICO S OF 22N W OF 87W .TONIGHT...NE WINDS LESS THAN 10 KT WITHIN 60 NM OF COAST OF VERACRUZ...AND NE 10 TO 15 KT ELSEWHERE. SEAS 2 FT OR LESS... BUILDING TO 3 FT LATE. .SUN...NW WINDS LESS THAN 10 KT WITHIN 60 NM OF COAST OF VERACRUZ...AND E 10 TO 15 KT ELSEWHERE. SEAS 3 TO 4 FT. .SUN NIGHT...NE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS...BUILDING TO 3 FT LATE. .MON...NW WINDS LESS THAN 10 KT WITHIN 60 NM OF COAST OF VERACRUZ...AND E 10 TO 15 KT ELSEWHERE. SEAS 3 FT. .MON NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .TUE...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .TUE NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .WED...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .WED NIGHT...NE WINDS 10 TO 15 KT. SEAS 3 FT. .THU...NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .THU NIGHT...NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. GULF OF MEXICO E OF 87W .TONIGHT...W WINDS 10 TO 15 KT...DIMINISHING TO LESS THAN 10 KT LATE. SEAS 2 FT OR LESS. .SUN...NW WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .SUN NIGHT...E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .MON...E WINDS 10 KT. SEAS 2 FT OR LESS. .MON NIGHT...E WINDS 10 TO 15 KT. SEAS 3 FT. .TUE...E WINDS 10 TO 15 KT. SEAS 3 FT. .TUE NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .WED...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .WED NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .THU...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .THU NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.