000 FZNT32 KNHC 151516 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1116 AM EDT THU AUG 15 2013 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 TROPICAL WAVE IS MOVING ACROSS THE YUCATAN PENINSULA WITH A LOW PRES ALONG THE WAVE AXIS NEAR 19N88W. THE LOW PRESSURE WILL MOVE OFFSHORE THE YUCATAN PENINSULA NEAR 20.5N91W EARLY FRI MORNING AND NEAR 22.5N92.5W EARLY SAT MORNING. THEN... THE LOW PRES IS FORECAST TO MOVE N ACROSS THE CENTRAL GULF WATERS THROUGH MON...WITH THE POSSIBILITY OF TROPICAL CYCLONE FORMATION. GULF OF MEXICO N OF 26N W OF 87W .THIS AFTERNOON...SE WINDS LESS THAN 10 KT. SEAS 2 FT. .TONIGHT...SE WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .FRI AND FRI NIGHT...E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .SAT...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. .SUN THROUGH MON...E WINDS 20 TO 30 KT. SEAS 5 TO 7 FT. GULF OF MEXICO FROM 22N TO 26N W OF 87W .THIS AFTERNOON...E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. .TONIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .FRI AND FRI NIGHT...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .SAT...SW WINDS 15 TO 25 KT. SEAS 5 TO 7 FT. .SUN THROUGH MON...E WINDS 15 TO 25 KT. SEAS 5 TO 7 FT. SW GULF OF MEXICO S OF 22N W OF 87W .THIS AFTERNOON...NE WINDS LESS THAN 10 KT WITHIN 60 NM OF COAST OF VERACRUZ...AND NE 10 TO 15 KT ELSEWHERE. SEAS 2 FT. .TONIGHT...NE WINDS LESS THAN 10 KT WITHIN 60 NM OF COAST OF VERACRUZ...AND NE 10 TO 15 KT ELSEWHERE. SEAS 2 TO 3 FT. .FRI AND FRI NIGHT...NE WINDS LESS THAN 10 KT WITHIN 60 NM OF COAST OF VERACRUZ...AND N 10 TO 20 KT ELSEWHERE. SEAS 2 FT WITHIN 60 NM OF COAST OF VERACRUZ...AND 4 TO 6 FT ELSEWHERE. .SAT...NW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .SUN THROUGH MON...NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. GULF OF MEXICO E OF 87W .THIS AFTERNOON...SE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .TONIGHT...SE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .FRI AND FRI NIGHT...SE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .SAT THROUGH MON...E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.