000 FZNT32 KNHC 140221 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1021 PM EDT THU JUN 13 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 RIDGE ALONG 27N WILL SHIFT S OVER THE EASTERN GULF AHEAD OF A WEAK COLD FRONT THAT WILL MOVE INTO THE NE GULF BY EARLY SAT...DISSIPATING FROM CENTRAL FLORIDA TO SE LOUISIANA BY LATE SAT. THE RIDGE REBUILDS ALONG 28N SUN THROUGH TUE. A TROPICAL WAVE WILL MOVE THROUGH THE STRAITS OF FLORIDA LATE SUN AND REMAIN S OF 25N AS IT REACHES THE CENTRAL GULF LATE MON AND TUE. GULF OF MEXICO N OF 26N W OF 87W .OVERNIGHT...VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT. .FRI...SW WINDS LESS THAN 10 KT. SEAS 2 FT. .FRI NIGHT AND SAT...SW WINDS LESS THAN 10 KT. SEAS 2 FT. .SAT NIGHT...VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT. .SUN THROUGH TUE...SE WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. GULF OF MEXICO FROM 22N TO 26N W OF 87W .OVERNIGHT...SE WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .FRI...SE WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .FRI NIGHT THROUGH SAT NIGHT...SE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .SUN THROUGH TUE...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. SW GULF OF MEXICO S OF 22N W OF 87W .OVERNIGHT...E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .FRI...E WINDS 10 TO 15 KT...DIMINISHING TO LESS THAN 10 KT LATE. SEAS 2 TO 3 FT. .FRI NIGHT THROUGH SAT NIGHT...E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .SUN THROUGH TUE...E WINDS 10 TO 20 KT. SEAS 2 TO 3 FT. GULF OF MEXICO E OF 87W .OVERNIGHT...VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .FRI...W WINDS LESS THAN 10 KT. SEAS 2 FT. .FRI NIGHT...W WINDS LESS THAN 10 KT. SEAS 2 FT. .SAT...VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT. .SAT NIGHT...E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .SUN THROUGH TUE...E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.