000 FZNT32 KNHC 191404 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1004 AM EDT WED APR 19 2017 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...HIGH PRES WILL PREVAIL OVER THE NORTHERN WATERS THROUGH FRI BEFORE SHIFTING EASTWARD SAT AHEAD OF A COLD FRONT ENTERING THE NW GULF LATE SAT. THE FRONT WILL EXTEND FROM THE FLORIDA BIG BEND TO THE BAY OF CAMPECHE SUNDAY EVENING. GULF OF MEXICO N OF 26N W OF 87W .THIS AFTERNOON...SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .TONIGHT...SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .THU...SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .THU NIGHT...SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .FRI...SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .FRI NIGHT...SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .SAT...S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .SAT NIGHT...SW WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .SUN...NW WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .SUN NIGHT...N WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. GULF OF MEXICO FROM 22N TO 26N W OF 87W .THIS AFTERNOON...SE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .TONIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .THU...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .THU NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .FRI...SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .FRI NIGHT...E WINDS LESS THAN 10 KT...SHIFTING TO SE AFTER MIDNIGHT. SEAS 3 TO 4 FT. .SAT...SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .SAT NIGHT...SE WINDS 10 TO 15 KT...SHIFTING TO E AFTER MIDNIGHT. SEAS 3 TO 4 FT. .SUN...N WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .SUN NIGHT...N WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. SW GULF OF MEXICO S OF 22N W OF 87W .THIS AFTERNOON...E WINDS 10 TO 15 KT... DIMINISHING TO LESS THAN 10 KT IN THE AFTERNOON. SEAS 3 FT. .TONIGHT...NE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .THU...E WINDS 10 TO 15 KT...DIMINISHING TO LESS THAN 10 KT IN THE AFTERNOON. SEAS 3 TO 4 FT. .THU NIGHT...NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .FRI...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .FRI NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .SAT...SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .SAT NIGHT...NE WINDS 10 TO 15 KT. SEAS 3 FT. .SUN...NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .SUN NIGHT...N WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. GULF OF MEXICO E OF 87W .THIS AFTERNOON...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .TONIGHT...E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .THU...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .THU NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .FRI...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .FRI NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .SAT...SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .SAT NIGHT...SE WINDS 10 TO 15 KT. SEAS 3 FT. .SUN...SW WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .SUN NIGHT...W WINDS 10 TO 15 KT. SEAS 3 FT.