000 FZNT32 KNHC 172059 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 459 PM EDT SUN MAR 17 2013 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 HIGH PRES RIDGE OVER THE EASTERN AND CENTRAL PORTION ALONG 27N WILL GRADUALLY SHIFT EASTWARD THROUGH MON ALLOWING FOR SOUTHERLY FLOW TO EXPAND ACROSS THE GULF FROM W TO E IN ADVANCE OF THE NEXT COLD FRONT. THIS FRONT WILL MOVE OFF THE TEXAS COAST MON LATE...THEN QUICKLY REACH A POSITION FROM THE WESTERN FLORIDA TO VICINITY OF CORPUS CHRISTI TEXAS LATE MON NIGHT INTO TUE. THE FRONT IS THEN FORECAST WEAKEN AND STALL FROM SW FLORIDA TO THE TEXAS MEXICO BORDER LATE TUE INTO WED AS HIGH PRES BUILDS SE ACROSS MOST OF THE NORTHERN AND CENTRAL WATERS. GULF OF MEXICO N OF 26N W OF 87W .TONIGHT...S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .MON...S WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. .MON NIGHT...SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .TUE AND TUE NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .WED THROUGH FRI...S WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. GULF OF MEXICO FROM 22N TO 26N W OF 87W .TONIGHT...SE WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. .MON...S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .MON NIGHT THROUGH TUE NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .WED THROUGH FRI...S WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. SW GULF OF MEXICO S OF 22N W OF 87W .TONIGHT...SE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .MON...S WINDS LESS THAN 10 KT WITHIN 60 NM OF COAST OF VERACRUZ...AND SE 10 TO 15 KT ELSEWHERE. SEAS 2 TO 3 FT. .MON NIGHT THROUGH TUE NIGHT...E WINDS LESS THAN 10 KT WITHIN 60 NM OF COAST OF VERACRUZ...AND E 10 TO 15 KT ELSEWHERE. SEAS 2 TO 3 FT. .WED THROUGH FRI...S WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. GULF OF MEXICO E OF 87W .TONIGHT...SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. .MON...S WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. .MON NIGHT AND TUE...SW WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. .TUE NIGHT...NE WINDS LESS THAN 10 KT...INCREASING TO 10 TO 15 KT LATE. SEAS 2 TO 3 FT. .WED THROUGH FRI...S WINDS 10 TO 20 KT. SEAS 2 TO 4 FT.