000 FZNT32 KNHC 280847 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 447 AM EDT TUE MAY 28 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...ATLC HIGH PRES WILL EXTEND A RIDGE OVER THE N GULF COASTAL PLAIN TODAY THROUGH SAT. A SURFACE TROUGH WILL BUILD OVER THE EASTERN GULF S OF THE RIDGE TODAY AND MOVE INTO FLORIDA WED. WEAK TROUGHING WILL BUILD OVER THE SW GULF ON FRI AND SAT. GULF OF MEXICO N OF 26N W OF 87W .TODAY...SE WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. .TONIGHT...SE WINDS 10 TO 15 KT...BECOMING 10 TO 20 KT LATE. SEAS 4 TO 6 FT. .WED AND WED NIGHT...SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .THU THROUGH SAT...SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. GULF OF MEXICO FROM 22N TO 26N W OF 87W .TODAY...SE WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. .TONIGHT...SE WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. .WED AND WED NIGHT...SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .THU THROUGH SAT...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. SW GULF OF MEXICO S OF 22N W OF 87W .TODAY...E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .TONIGHT...E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .WED AND WED NIGHT...E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. .THU THROUGH SAT...E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. GULF OF MEXICO E OF 87W .TODAY...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .TONIGHT...E WINDS 10 TO 15 KT...SHIFTING TO SE 10 TO 20 KT LATE. SEAS 4 TO 6 FT. .WED AND WED NIGHT...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .THU THROUGH SAT...E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.