000 FZNT32 KNHC 111415 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 915 AM EST FRI DEC 11 2015 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 HIGH PRES CENTERED OVER NE GULF WILL RETREAT TO THE W ATLC TONIGHT. PRES GRADIENT WILL STRENGTHEN BETWEEN THE HIGH AND LOW PRES DEVELOPING OVER THE INTERIOR CENTRAL US TONIGHT RESULTING IN FRESH TO STRONG SOUTHERLY WINDS MAINLY W OF 90W TONIGHT THRU SUN. THE PRES GRADIENT BETWEEN THE HIGH AND A TROUGH OVER THE SW N ATLC WILL SUPPORT FRESH TO STRONG E WINDS THRU THE FL STRAITS AND EXTREME SE GULF SAT AND SAT NIGHT. A COLD FRONT WILL MOVE SE OFF THE TX COAST SUN AND WILL REACH THE MOUTH OF THE MISSISSIPPI TO NEAR VERA CRUZ SUN NIGHT. STRONG S WINDS WILL OCCUR JUST AHEAD OF THE FRONT...AS WELL AS FRESH TO STRONG N WINDS BEHIND THE FRONT ALONG WITH BUILDING SEAS. GULF OF MEXICO N OF 26N W OF 87W .TODAY...S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .TONIGHT...SE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .SAT...SE WINDS 15 TO 25 KT. SEAS 5 TO 7 FT. .SAT NIGHT...SE WINDS 15 TO 25 KT. SEAS 6 TO 9 FT. .SUN...S WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. .SUN NIGHT...W WINDS 10 TO 20 KT. SEAS 7 TO 10 FT. .MON...N WINDS 10 TO 15 KT...DIMINISHING TO LESS THAN 10 KT IN THE AFTERNOON. SEAS 5 TO 6 FT. .MON NIGHT...E WINDS LESS THAN 10 KT...SHIFTING TO SE LATE. SEAS 3 TO 4 FT. .TUE...SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .TUE NIGHT...SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. GULF OF MEXICO FROM 22N TO 26N W OF 87W .TODAY...SE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .TONIGHT...SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .SAT...SE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. .SAT NIGHT...SE WINDS 15 TO 25 KT. SEAS 6 TO 9 FT. .SUN...SE WINDS 15 TO 25 KT. SEAS 7 TO 10 FT. .SUN NIGHT...SE WINDS 10 TO 20 KT...SHIFTING TO NE LATE. SEAS 6 TO 8 FT. .MON...N WINDS 10 TO 15 KT...SHIFTING TO NE IN THE AFTERNOON. SEAS 4 TO 6 FT. .MON NIGHT...SE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .TUE...SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .TUE NIGHT...SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. SW GULF OF MEXICO S OF 22N W OF 87W .TODAY...E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS...BUILDING TO 3 FT LATE. .TONIGHT...SE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .SAT...SE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .SAT NIGHT...SE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .SUN...SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .SUN NIGHT...E WINDS LESS THAN 10 KT...SHIFTING TO NE LATE. SEAS 3 TO 5 FT. .MON...N WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .MON NIGHT...E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .TUE...SE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .TUE NIGHT...SE WINDS 10 TO 15 KT. SEAS 3 FT. GULF OF MEXICO E OF 87W .TODAY...E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. .TONIGHT...E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS...BUILDING TO 3 TO 4 FT IN THE LATE EVENING AND OVERNIGHT. .SAT...E WINDS 10 TO 20 KT. SEAS 3 TO 4 FT. .SAT NIGHT...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .SUN...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. .SUN NIGHT...SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .MON...SW WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .MON NIGHT...VARIABLE WINDS LESS THAN 10 KT...BECOMING SE LESS THAN 10 KT LATE. SEAS 2 FT OR LESS. .TUE...SE WINDS LESS THAN 10 KT. SEAS 3 FT. .TUE NIGHT...SE WINDS 10 KT. SEAS 3 FT.