000 FZNT32 KNHC 132120 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 520 PM EDT SUN SEP 13 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 COLD FRONT EXTENDS FROM JUST N OF TAMPA SW TO NEAR 25N94W. THE FRONT WILL PUSH S TO NEAR SARASOTA BAY TO TAMPICO MEXICO TONIGHT...THEN WEAKEN AND RETREAT N AS A WARM FROM CEDAR KEY FLORIDA TO BROWNSVILLE TEXAS MON NIGHT BEFORE DISSIPATING. THE NORTHERN END OF A TROPICAL WAVE WILL MOVE THROUGH THE STRAITS OF FLORIDA MON...PASS THROUGH THE YUCATAN PENINSULA TUE NIGHT AND WED...AND MOVE THROUGH THE SW GULF THU. GULF OF MEXICO N OF 26N W OF 87W .TONIGHT...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 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 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 FT. .FRI...NE WINDS 10 KT. SEAS 3 FT. .FRI NIGHT...E WINDS 10 KT. SEAS 3 FT. GULF OF MEXICO FROM 22N TO 26N W OF 87W .TONIGHT...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 20 KT. SEAS 3 TO 5 FT. .TUE...SE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .TUE NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .WED...SE 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 2 FT OR LESS. .FRI...VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .FRI NIGHT...E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. SW GULF OF MEXICO S OF 22N W OF 87W .TONIGHT...NW 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. .MON...SE WINDS 10 TO 15 KT. SEAS 3 FT. .MON NIGHT...WITHIN 60 NM OF COAST OF VERACRUZ...N WINDS LESS THAN 10 KT...SHIFTING TO S LATE. ELSEWHERE...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .TUE...VARIABLE WINDS LESS THAN 10 KT WITHIN 60 NM OF COAST OF VERACRUZ...AND SE 10 TO 15 KT ELSEWHERE. SEAS 3 TO 4 FT. .TUE NIGHT...E WINDS 10 TO 20 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. .FRI...VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .FRI NIGHT...NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. GULF OF MEXICO E OF 87W .TONIGHT...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 LESS THAN 10 KT. SEAS 3 FT. .FRI...SE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .FRI NIGHT...E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.