000 FZNT32 KNHC 150908 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 508 AM EDT WED APR 15 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...AN ENERGETIC UPPER TROUGH SHIFTING NE ACROSS TEXAS AND THE SOUTHERN PLAINS WILL MAINTAIN VERY UNSTABLE CONDITIONS ACROSS N AND W PORTIONS OF THE GULF THROUGH TONIGHT. A WEAK FRONTAL TROUGH ACROSS NW WATERS WILL BECOME DIFFUSE THIS MORNING. OTHERWISE...MODERATE HIGH PRES WILL PREVAIL FROM E GULF TO SW PORTIONS THROUGH LATE SUN. A SURFACE TROUGH WILL SHIFT W OFF THE YUCATAN PENINSULA EACH NIGHT THEN MOVE NW ACROSS SW SECTIONS DURING THE EARLY MORNING HOURS. GULF OF MEXICO N OF 26N W OF 87W .TODAY...SE WINDS LESS THAN 10 KT. SEAS 3 FT. .TONIGHT...SE WINDS LESS THAN 10 KT. SEAS 3 FT. .THU...SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .THU NIGHT...SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .FRI...SE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .FRI NIGHT...S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .SAT...S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .SAT NIGHT...S WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .SUN...SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .SUN NIGHT...SW WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT. GULF OF MEXICO FROM 22N TO 26N W OF 87W .TODAY...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 5 FT. .THU NIGHT...SE WINDS 10 TO 15 KT...BECOMING 10 TO 20 KT LATE. SEAS 3 TO 5 FT. .FRI...SE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .FRI NIGHT...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...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .SUN...S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .SUN NIGHT...E WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT. SW GULF OF MEXICO S OF 22N W OF 87W .TODAY...WITHIN 60 NM OF COAST OF VERACRUZ...NE WINDS LESS THAN 10 KT EARLY...BECOMING VARIABLE WINDS LESS THAN 10 KT. ELSEWHERE...SE WINDS 10 TO 20 KT. SEAS 3 TO 4 FT. .TONIGHT...WITHIN 60 NM OF COAST OF VERACRUZ...E WINDS LESS THAN 10 KT. ELSEWHERE...E WINDS 10 TO 15 KT...BECOMING 10 TO 20 KT LATE. SEAS 3 TO 4 FT. .THU...SE WINDS LESS THAN 10 KT WITHIN 60 NM OF COAST OF VERACRUZ...AND SE 10 TO 20 KT ELSEWHERE. SEAS 3 TO 4 FT. .THU NIGHT...E WINDS 10 TO 15 KT...BECOMING 10 TO 20 KT LATE. SEAS 3 TO 4 FT. .FRI...SE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .FRI NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .SAT...SE WINDS 10 TO 20 KT. SEAS 3 TO 4 FT. .SAT NIGHT...NE WINDS 10 TO 15 KT. SEAS 3 FT. .SUN...NE WINDS LESS THAN 10 KT. SEAS 3 FT. .SUN NIGHT...E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. GULF OF MEXICO E OF 87W .TODAY...SE WINDS 10 TO 15 KT...DIMINISHING TO LESS THAN 10 KT LATE. SEAS 3 FT. .TONIGHT...SE WINDS LESS THAN 10 KT. SEAS 3 FT. .THU...SE WINDS LESS THAN 10 KT. SEAS 3 FT. .THU NIGHT...E WINDS LESS THAN 10 KT...BECOMING SE LATE. SEAS 2 FT OR LESS...BUILDING TO 3 FT LATE. .FRI...SE WINDS LESS THAN 10 KT. SEAS 3 FT. .FRI NIGHT...SE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. .SAT...SE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. .SAT NIGHT...SE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. .SUN...S WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .SUN NIGHT...S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.