000 FZNT32 KNHC 300815 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 415 AM EDT SUN JUN 30 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 WEAK COLD FRONT WILL STALL IN THE NW AND N CENTRAL GULF COASTAL WATERS THROUGH MON...BECOMING DIFFUSE AND DISSIPATING BY MID WEEK. A RIDGE ALONG 23N WILL SHIFT N EARLY NEXT WEEK AS THE FRONT DISSIPATES...AND AS A TROUGH MIGRATES OUT OF THE NW CARIBBEAN THROUGH THE YUCATAN PENINSULA INTO THE SW GULF. GULF OF MEXICO N OF 26N W OF 87W .TODAY...W WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. .TONIGHT...W WINDS 10 TO 15 KT...DIMINISHING TO LESS THAN 10 KT LATE. SEAS 2 TO 3 FT. .MON...W WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .MON NIGHT...SW WINDS LESS THAN 10 KT. SEAS 2 FT. .TUE...W WINDS LESS THAN 10 KT. SEAS 2 FT. .WED THROUGH THU...SE WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. GULF OF MEXICO FROM 22N TO 26N W OF 87W .TODAY...SW WINDS LESS THAN 10 KT. SEAS 2 FT. .TONIGHT...S WINDS LESS THAN 10 KT. SEAS 2 FT. .MON...SW WINDS LESS THAN 10 KT. SEAS 2 FT. .MON NIGHT...VARIABLE WINDS LESS THAN 10 KT...BECOMING SE LESS THAN 10 KT LATE. SEAS 2 FT. .TUE THROUGH THU...SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. SW GULF OF MEXICO S OF 22N W OF 87W .TODAY...SE WINDS LESS THAN 10 KT EARLY...BECOMING VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .TONIGHT...E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .MON AND MON NIGHT...E WINDS LESS THAN 10 KT. SEAS 2 FT. .TUE THROUGH THU...E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. GULF OF MEXICO E OF 87W .TODAY...SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .TONIGHT...S WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .MON AND MON NIGHT...S WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. .TUE THROUGH THU...SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.