000 FZNT32 KNHC 180910 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 510 AM EDT SUN AUG 18 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 TROUGH EXTENDING FROM NEAR 26N93W TO INLAND MEXICO AT 18N94W WILL MOVE WESTWARD TO INLAND NE MEXICO AND FAR SOUTHERN TEXAS MON NIGHT. A RIDGE WILL DOMINATE THE REMAINDER OF THE GULF THROUGH THE PERIOD. GULF OF MEXICO N OF 26N W OF 87W .TODAY...SE WINDS 10 TO 20 KT...DIMINISHING TO 10 TO 15 KT IN THE AFTERNOON. SEAS 5 TO 7 FT. .TONIGHT...SE WINDS 10 TO 15 KT...DIMINISHING TO LESS THAN 10 KT LATE. SEAS 5 TO 7 FT. .MON AND MON NIGHT...E WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT. .TUE THROUGH THU...E WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT. GULF OF MEXICO FROM 22N TO 26N W OF 87W .TODAY...SE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .TONIGHT...E WINDS LESS THAN 10 KT...INCREASING TO 10 TO 15 KT LATE. SEAS 5 TO 7 FT. .MON AND MON NIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .TUE THROUGH THU...E WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT. SW GULF OF MEXICO S OF 22N W OF 87W .TODAY...SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .TONIGHT...WITHIN 60 NM OF COAST OF VERACRUZ...N WINDS 10 TO 15 KT...DIMINISHING TO LESS THAN 10 KT LATE. ELSEWHERE...E WINDS LESS THAN 10 KT...INCREASING TO 10 TO 15 KT LATE. SEAS 4 TO 6 FT. .MON AND MON NIGHT...E WINDS LESS THAN 10 KT WITHIN 60 NM OF COAST OF VERACRUZ...AND NE 10 TO 15 KT ELSEWHERE. SEAS 3 TO 5 FT. .TUE THROUGH THU...NE WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT. GULF OF MEXICO E OF 87W .TODAY...SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .TONIGHT...E WINDS 10 KT. SEAS 4 TO 6 FT. .MON AND MON NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .TUE THROUGH THU...E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.