000 FZNT32 KNHC 312118 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 518 PM 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...WEAK RIDGE ALONG 27N WILL REMAIN STATIONARY THROUGH FRI...THEN DRIFT SLIGHTLY S SAT THROUGH MON. THE NORTHERN PORTION OF A WEAK TROPICAL WAVE CURRENTLY OVER THE STRAITS OF FLORIDA WILL MOVE INTO THE SE GULF TONIGHT AND THU AS IT WEAKENS. GULF OF MEXICO N OF 26N W OF 87W .TONIGHT...VARIABLE WINDS LESS THAN 10 KT...BECOMING SE LESS THAN 10 KT LATE. SEAS 2 FT. .THU...S WINDS LESS THAN 10 KT EARLY...BECOMING VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT. .THU NIGHT THROUGH FRI NIGHT...SE WINDS LESS THAN 10 KT. SEAS 2 FT. .SAT THROUGH MON...S WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. GULF OF MEXICO FROM 22N TO 26N W OF 87W .TONIGHT...E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .THU...E WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .THU NIGHT THROUGH FRI NIGHT...E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .SAT THROUGH MON...SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. SW GULF OF MEXICO S OF 22N W OF 87W .TONIGHT...E WINDS LESS THAN 10 KT WITHIN 60 NM OF COAST OF VERACRUZ...AND NE 10 TO 15 KT ELSEWHERE. SEAS 2 TO 3 FT. .THU...E WINDS LESS THAN 10 KT EARLY...BECOMING VARIABLE WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .THU NIGHT THROUGH FRI NIGHT...E WINDS LESS THAN 10 KT WITHIN 60 NM OF COAST OF VERACRUZ...AND E 10 TO 15 KT ELSEWHERE. SEAS 2 TO 3 FT. .SAT THROUGH MON...E WINDS 10 TO 20 KT. SEAS 2 TO 3 FT. GULF OF MEXICO E OF 87W .TONIGHT...E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .THU...E WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .THU NIGHT THROUGH FRI NIGHT...SE WINDS LESS THAN 10 KT. SEAS 2 FT. .SAT THROUGH MON...N WINDS LESS THAN 10 KT. SEAS 2 FT.