000 FZNT32 KNHC 290818 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 418 AM EDT TUE SEP 29 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...SURFACE TROUGH EXTENDS FROM LOW PRES 1006 MB NEAR 30N86W THROUGH ANOTHER LOW PRES 1006 MB NEAR 28N84W THEN CONTINUES TO NEAR 23N86W. FRESH TO STRONG SOUTHERLY WINDS AND STRONG TSTORMS WILL PREVAIL EARLY TO THE E OF THIS TROUGH AS IT SHIFTS N AND NE...AND INLAND ACROSS THE BIG BEND REGION THIS AFTERNOON. MEANWHILE...A WEAK LOW CENTER WILL REMAIN OVER THE NW GULF THROUGH TONIGHT THEN DRIFT E AS A SURFACE TROUGH THROUGH THU. COLD FRONT ENTERS THE N CENTRAL GULF THU AND EXTENDS FROM NEAR TAMPA BAY TO WRN BAY OF CAMPECHE BY FRI BEFORE BECOMING DIFFUSE SAT OVER THE SOUTHERN GULF. GULF OF MEXICO N OF 26N W OF 87W .TODAY...W WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .TONIGHT...W WINDS 10 TO 15 KT...DIMINISHING TO LESS THAN 10 KT LATE. SEAS 3 TO 4 FT. .WED...NW WINDS LESS THAN 10 KT. SEAS 3 FT. .WED NIGHT...N WINDS 10 TO 15 KT. SEAS 3 FT. .THU...N WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .THU NIGHT...NE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .FRI...N WINDS 15 KT. SEAS 3 TO 4 FT. .FRI NIGHT...NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .SAT...NE WINDS 10 KT. SEAS 3 FT. .SAT NIGHT...E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. GULF OF MEXICO FROM 22N TO 26N W OF 87W .TODAY...SW WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .TONIGHT...W WINDS LESS THAN 10 KT. SEAS 3 FT. .WED...NW WINDS LESS THAN 10 KT. SEAS 3 FT. .WED NIGHT...N WINDS LESS THAN 10 KT. SEAS 3 FT. .THU...NW WINDS 10 TO 15 KT. SEAS 3 FT. .THU NIGHT...N WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .FRI...N WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .FRI NIGHT...NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .SAT...VARIABLE WINDS LESS THAN 10 KT. SEAS 3 FT. .SAT NIGHT...E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. SW GULF OF MEXICO S OF 22N W OF 87W .TODAY...VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .TONIGHT...NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .WED...N WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .WED NIGHT...NW WINDS LESS THAN 10 KT WITHIN 60 NM OF COAST OF VERACRUZ...AND N 10 TO 15 KT ELSEWHERE. SEAS 2 FT OR LESS. .THU...NW WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. .THU NIGHT...N WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. .FRI...N WINDS 10 TO 15 KT. SEAS 3 FT. .FRI NIGHT...N WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .SAT...VARIABLE WINDS LESS THAN 10 KT. SEAS 3 FT. .SAT NIGHT...E WINDS LESS THAN 10 KT. SEAS 3 FT. GULF OF MEXICO E OF 87W .TODAY...SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .TONIGHT...SW WINDS LESS THAN 10 KT. SEAS 3 FT IN THE EVENING... SUBSIDING TO 2 FT OR LESS. .WED...W WINDS 10 KT. SEAS 2 FT OR LESS. .WED NIGHT...W WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .THU...NW WINDS 10 KT. SEAS 2 FT OR LESS. .THU NIGHT...NW WINDS 10 KT. SEAS 3 FT. .FRI...NW WINDS 10 TO 15 KT. SEAS 3 FT. .FRI NIGHT...N WINDS 10 TO 15 KT. SEAS 3 FT. .SAT...N WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .SAT NIGHT...NE WINDS 10 KT. SEAS 2 FT OR LESS.