000 FZNT32 KNHC 180143 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 943 PM EDT WED OCT 17 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...WEAK HIGH PRES EXTENDING FROM THE SE UNITED STATES SW TO THE CENTRAL GULF WILL SHIFT NE OVERNIGHT ALLOWING FOR MODERATE RETURN FLOW TO DEVELOP ACROSS THE GULF W OF 90W. A COLD FRONT WILL MOVE OFF THE TEXAS COAST OVERNIGHT...MOVE QUICKLY ACROSS THE GULF...AND REACH FROM NEAR TAMPA FLORIDA TO BROWNSVILLE TEXAS BY FRI MORNING. THE FRONT WILL DISSIPATE FROM NEAR FORT MYERS FLORIDA TO SE TEXAS SAT. WEAK HIGH PRES WILL BUILD ACROSS THE AREA SAT AND SUN WITH INCREASING RETURN FLOW MON. GULF OF MEXICO N OF 26N W OF 87W .OVERNIGHT...S TO SW WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. .THU...SW WINDS 10 KT. SEAS 2 TO 3 FT. .THU NIGHT THROUGH FRI NIGHT...NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .SAT THROUGH MON...E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. GULF OF MEXICO FROM 22N TO 26N W OF 87W .OVERNIGHT...SE TO S WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .THU...SE TO S WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .THU NIGHT THROUGH FRI NIGHT...NE TO E WINDS LESS THAN 10 KT. SEAS 2 FT. .SAT THROUGH MON...E WINDS 10 TO 20 KT. SEAS 2 TO 4 FT. SW GULF OF MEXICO S OF 22N W OF 87W .OVERNIGHT...NE TO E WINDS LESS THAN 10 KT...BECOMING E TO SE LATE. WITHIN 60 NM OF COAST OF VERACRUZ...SE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .THU...SE WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .THU NIGHT THROUGH FRI NIGHT...NE WINDS 10 TO 15 KT...EXCEPT NE TO E LESS THAN 10 KT WITHIN 60 NM OF COAST OF VERACRUZ. SEAS 2 FT. .SAT THROUGH MON...NE TO E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. GULF OF MEXICO E OF 87W .OVERNIGHT...E TO SE WINDS 10 KT. SEAS 2 FT. .THU...VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .THU NIGHT...VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .FRI AND FRI NIGHT...N WINDS LESS THAN 10 KT. SEAS 2 FT. .SAT THROUGH MON...NE TO E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.