000 FZNT32 KNHC 200908 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 508 AM EDT TUE SEP 20 2016 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 DEEP LAYERED TROUGH CONTINUES NE TO SW ACROSS THE N GULF THIS MORNING WITH A PERSISTENT SURFACE TROUGH LINGERING FROM THE FLORIDA PANHANDLE TO THE CENTRAL GULF. ACTIVE WEATHER WILL CONTINUE ALONG AND SE OF THE SURFACE TROUGH THROUGH TONIGHT AS IT DRIFTS SE. OTHERWISE...A RIDGE WILL DOMINATE THE GULF REGION PRODUCING MAINLY GENTLE TO MODERATE WINDS AND MODEST SEAS. A TROUGH WILL DEVELOP OVER THE YUCATAN PENINSULA DURING THE LATE AFTERNOONS AND MOVE W OVER THE SW GULF OVERNIGHT THROUGH EARLY MORNING DURING THE FORECAST PERIOD. GULF OF MEXICO N OF 26N W OF 87W .TODAY...NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .TONIGHT...E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. .WED...E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. .WED NIGHT...E WINDS 10 KT. SEAS 2 FT OR LESS. .THU...E WINDS 10 KT. SEAS 2 FT OR LESS. .THU NIGHT...E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. .FRI...SE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. .FRI NIGHT...E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. .SAT...E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. .SAT NIGHT...E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. GULF OF MEXICO FROM 22N TO 26N W OF 87W .TODAY...NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .TONIGHT...E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. .WED...E WINDS 10 KT. SEAS 2 FT OR LESS. .WED NIGHT...E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .THU...SE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .THU NIGHT...E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .FRI...SE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. .FRI NIGHT...E WINDS LESS THAN 10 KT...INCREASING TO 10 TO 15 KT AFTER MIDNIGHT. SEAS 2 FT OR LESS. .SAT...SE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. .SAT NIGHT...E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. SW GULF OF MEXICO S OF 22N W OF 87W .TODAY...NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .TONIGHT...NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .WED...WITHIN 60 NM OF COAST OF VERACRUZ...NW WINDS LESS THAN 10 KT...INCREASING TO 10 TO 15 KT IN THE AFTERNOON. ELSEWHERE... NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .WED NIGHT...WITHIN 60 NM OF COAST OF VERACRUZ...N WINDS 10 TO 15 KT IN THE EVENING. WINDS NE AFTER MIDNIGHT. ELSEWHERE...N WINDS LESS THAN 10 KT IN THE EVENING. SEAS 2 FT OR LESS. .THU...NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .THU NIGHT...NE WINDS LESS THAN 10 KT...SHIFTING TO E AFTER MIDNIGHT. SEAS 2 FT OR LESS. .FRI...SE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. .FRI NIGHT...E WINDS LESS THAN 10 KT...INCREASING TO 10 TO 15 KT AFTER MIDNIGHT. SEAS 2 FT OR LESS...BUILDING TO 3 FT AFTER MIDNIGHT. .SAT...SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .SAT NIGHT...E WINDS 10 TO 20 KT. SEAS 2 FT OR LESS...BUILDING TO 3 TO 4 FT AFTER MIDNIGHT. GULF OF MEXICO E OF 87W .TODAY...SE WINDS LESS THAN 10 KT IN THE MORNING...BECOMING VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .TONIGHT...E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .WED...E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .WED NIGHT...NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .THU...NE WINDS 10 KT. SEAS 2 FT OR LESS. .THU NIGHT...NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .FRI...NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .FRI NIGHT...NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .SAT...NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .SAT NIGHT...NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.