000 FZNT32 KNHC 051417 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1017 AM EDT FRI JUL 5 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...FRESH SOUTHERLY FLOW OVER THE NE GULF BETWEEN LOW PRES OVER THE LOWER MISSISSIPPI VALLEY AND HIGH PRES OVER THE WESTERN ATLC WILL DIMINISH TODAY AS THE LOW WEAKENS AND SHIFTS N. A WEAK TROUGH FROM SE LOUISIANA TO NEAR 26N94W WILL SLOWLY MOVE NW THROUGH SAT NIGHT. WEAK LOW PRES IS EXPECTED TO FROM ALONG THE TROUGH NEAR 28N95W BY SUN AS THE TROUGH MOVES TO THE TEXAS COAST. ANOTHER WEAK TROUGH SW GULF WILL SLOWLY MOVE W TO NW THROUGH EARLY SUN WITH THE POSSIBILITY OF WEAK LOW PRES FORMING ALONG IT. OTHERWISE...ATLANTIC HIGH PRES EXTENDING W ACROSS THE NE GULF WILL BUILD WESTWARD TO THE NW GULF SUN THROUGH TUE. GULF OF MEXICO N OF 26N W OF 87W .TODAY...SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .TONIGHT...SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .SAT AND SAT NIGHT...SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .SUN THROUGH TUE...SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. GULF OF MEXICO FROM 22N TO 26N W OF 87W .TODAY...SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .TONIGHT...SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .SAT AND SAT NIGHT...SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .SUN THROUGH TUE...SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. SW GULF OF MEXICO S OF 22N W OF 87W .TODAY...VARIABLE WINDS LESS THAN 10 KT WITHIN 60 NM OF COAST OF VERACRUZ...AND S 10 TO 15 KT ELSEWHERE. SEAS 2 TO 3 FT. .TONIGHT...WITHIN 60 NM OF COAST OF VERACRUZ...VARIABLE WINDS LESS THAN 10 KT...BECOMING SE LESS THAN 10 KT LATE. ELSEWHERE...SE WINDS LESS THAN 10 KT. INCREASING TO 10 TO 15 KT LATE. SEAS 2 TO 3 FT. .SAT AND SAT NIGHT...SE WINDS LESS THAN 10 KT WITHIN 60 NM OF COAST OF VERACRUZ...AND E 10 TO 15 KT ELSEWHERE. SEAS 2 TO 3 FT. .SUN THROUGH TUE...E WINDS 10 TO 20 KT. SEAS 2 TO 3 FT. GULF OF MEXICO E OF 87W .TODAY...SE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .TONIGHT...SE WINDS 10 TO 20 KT...BECOMING 10 TO 15 KT LATE. SEAS 3 TO 4 FT. .SAT AND SAT NIGHT...SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .SUN THROUGH TUE...E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.