000 FZNT32 KNHC 230846 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 446 AM EDT SAT MAR 23 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...HIGH PRES SHIFTING E-SE ACROSS THE ATLC WILL PRODUCE INCREASING RETURN FLOW ACROSS MOST OF THE GULF TODAY. NEXT COLD FRONT WILL REACH NW GULF COAST TONIGHT AND EXTEND FROM FLORIDA PANHANDLE TO CENTRAL MEXICAN COAST SUN LATE THEN REACH FROM STRAITS OF FLORIDA TO CENTRAL BAY OF CAMPECHE BY MON LATE. GULF OF MEXICO N OF 26N W OF 87W .TODAY...S WINDS 10 TO 15 KT...BECOMING 10 TO 20 KT LATE. SEAS 3 TO 5 FT. .TONIGHT...SW WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .SUN AND SUN NIGHT...N WINDS 15 TO 25 KT. SEAS 6 TO 8 FT. .MON THROUGH WED...NE WINDS 15 TO 25 KT. SEAS 5 TO 7 FT. GULF OF MEXICO FROM 22N TO 26N W OF 87W .TODAY...S WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .TONIGHT...S WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .SUN...NW WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .SUN NIGHT...N WINDS 15 TO 25 KT. SEAS 6 TO 8 FT. .MON THROUGH WED...E WINDS 15 TO 25 KT. SEAS 6 TO 9 FT. SW GULF OF MEXICO S OF 22N W OF 87W .TODAY...S WINDS 10 TO 20 KT. SEAS 2 TO 3 FT. .TONIGHT...WITHIN 60 NM OF COAST OF VERACRUZ...SE WINDS LESS THAN 10 KT...INCREASING TO 10 TO 15 KT LATE. ELSEWHERE...SW WINDS 10 TO 15 KT...BECOMING S LATE. SEAS 2 TO 3 FT. .SUN...WITHIN 60 NM OF COAST OF VERACRUZ...S WINDS 10 TO 15 KT. BECOMING N LATE. ELSEWHERE...W WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .SUN NIGHT...N WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .MON THROUGH WED...E WINDS 15 TO 25 KT. SEAS 4 TO 6 FT. GULF OF MEXICO E OF 87W .TODAY...S WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .TONIGHT...S WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .SUN...S WINDS 15 TO 25 KT. SEAS 5 TO 7 FT. .SUN NIGHT...W WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. .MON THROUGH WED...NE WINDS 15 TO 25 KT. SEAS 5 TO 7 FT.