000 FZNT32 KNHC 140839 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 439 AM EDT WED AUG 14 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 TROPICAL WAVE WILL MOVE WEST NORTHWEST THROUGH THE YUCATAN CHANNEL TONIGHT. THE SOUTHERN PORTION OF THE WAVE WILL CONTINUE WESTWARD REACHING THE MEXICAN COAST THIS WEEKEND ACCOMPANIED BY LOW PRESSURE...POSSIBLY A TROPICAL CYCLONE...NEAR 21N ALONG THE WAVE AXIS. THE NORTHERN PORTION OF THE TROPICAL WAVE WILL MERGE WITH A TROUGH MOVING E THROUGH THE NE GULF WATERS FRI THROUGH SUN. GULF OF MEXICO N OF 26N W OF 87W .TODAY...S WINDS LESS THAN 10 KT...SHIFTING TO W LATE. SEAS 2 TO 3 FT. .TONIGHT...N WINDS LESS THAN 10 KT...SHIFTING TO SE LATE. SEAS 2 FT. .THU AND THU NIGHT...SE WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .FRI THROUGH SUN...SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. GULF OF MEXICO FROM 22N TO 26N W OF 87W .TODAY...E WINDS 10 TO 15 KT...DIMINISHING TO LESS THAN 10 KT LATE. SEAS 2 TO 4 FT. .TONIGHT...NE WINDS LESS THAN 10 KT...BECOMING E LATE. SEAS 2 TO 3 FT. .THU AND THU NIGHT....W OF 90W NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. E OF 90W E TO SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT. SCATTERED SHOWERS AND ISOLATED TSTMS MAINLY E OF 90W. .FRI THROUGH SUN...SE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. SW GULF OF MEXICO S OF 22N W OF 87W .TODAY...E WINDS 10 TO 15 KT. DIMINISHING TO LESS THAN 10 KT LATE. SEAS 2 TO 3 FT. .TONIGHT...NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .THU AND THU NIGHT...NE WINDS LESS THAN 10 KT WITHIN 60 NM OF COAST OF VERACRUZ...AND NE 10 TO 15 KT ELSEWHERE. SEAS 2 TO 3 FT. .FRI...NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .SAT THROUGH SUN...E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. GULF OF MEXICO E OF 87W .TODAY...SE WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .TONIGHT...E WINDS LESS THAN 10 KT...INCREASING TO 10 TO 15 KT LATE. SEAS 2 TO 3 FT. .THU AND THU NIGHT...SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .FRI THROUGH SUN...SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.