000 FZNT32 KNHC 310834 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 434 AM EDT WED JUL 31 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 OVER THE NE GULF WILL WEAKEN AND DRIFT S THROUGH SUN. A WEAK TROPICAL WAVE ENTERS THE SE GULF EARLY THU. GULF OF MEXICO N OF 26N W OF 87W .TODAY...VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT. .TONIGHT...VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT. .THU...VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT. .THU NIGHT...SE WINDS LESS THAN 10 KT. SEAS 2 FT. .FRI THROUGH SUN...S WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. GULF OF MEXICO FROM 22N TO 26N 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. .THU AND THU NIGHT...E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .FRI THROUGH SUN...SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. SW GULF OF MEXICO S OF 22N W OF 87W .TODAY...NE TO E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .TONIGHT...NE TO E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .THU AND THU NIGHT...NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .FRI THROUGH SUN...E WINDS 10 TO 20 KT. SEAS 2 TO 3 FT. GULF OF MEXICO E OF 87W .TODAY...E WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .TONIGHT...E WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .THU AND THU NIGHT...E WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .FRI THROUGH SUN...E WINDS LESS THAN 10 KT. SEAS 2 FT.