000 FZNT32 KNHC 091509 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1109 AM EDT WED SEP 9 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...A TROUGH WILL DEVELOP EACH AFTERNOON OVER THE YUCATAN PENINSULA...MOVE NW ACROSS THE SW GULF WATERS DURING THE LATE NIGHT THROUGH EARLY DAYLIGHT HOURS...AND DISSIPATE BY EARLY AFTERNOON. A RIDGE EXTENDING E TO W ALONG 27N WILL RETRACT E ON THU ALLOWING A TROUGH TO MOVE E THROUGH THE N CENTRAL WATERS ON FRI AND SAT THEN STALLING FROM THE FLORIDA BIG BEND TO CENTRAL GULF ON SUN. STRONGER HIGH PRESSURE WILL BUILD OVER THE NW GULF IN THE WAKE OF THE TROUGH. GULF OF MEXICO N OF 26N W OF 87W .THIS AFTERNOON...S WINDS 10 KT. SEAS 2 FT OR LESS. .TONIGHT...S WINDS 10 KT. SEAS 2 FT OR LESS. .THU...S WINDS 10 KT. SEAS 2 FT OR LESS. .THU NIGHT...S WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .FRI...S WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .FRI NIGHT...VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .SAT...NW WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .SAT NIGHT...N WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .SUN...NE WINDS 10 TO 15 KT. SEAS 3 FT. .SUN NIGHT...E WINDS 10 TO 15 KT. SEAS 3 FT. GULF OF MEXICO FROM 22N TO 26N W OF 87W .THIS AFTERNOON...SE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. .TONIGHT...SE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. .THU...SE WINDS 10 TO 15 KT. SEAS 3 FT. .THU NIGHT...SE WINDS 10 KT. SEAS 3 FT. .FRI...SE WINDS LESS THAN 10 KT. SEAS 3 FT. .FRI NIGHT...E WINDS LESS THAN 10 KT. SEAS 3 FT. .SAT...E WINDS LESS THAN 10 KT. SEAS 3 FT. .SAT NIGHT...NE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. .SUN...E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .SUN NIGHT...E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. SW GULF OF MEXICO S OF 22N W OF 87W .THIS AFTERNOON...E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. .TONIGHT...E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .THU...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .THU NIGHT...E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .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...SE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. .SAT NIGHT...NE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. .SUN...E WINDS 10 TO 15 KT. SEAS 3 FT. .SUN NIGHT...NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. GULF OF MEXICO E OF 87W .THIS AFTERNOON...SE WINDS 10 KT. SEAS 2 FT OR LESS. .TONIGHT...SE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .THU...SE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .THU NIGHT...SE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .FRI...SE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .FRI NIGHT...VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .SAT...SW WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .SAT NIGHT...W WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .SUN...VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .SUN NIGHT...E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.