000 FZNT32 KNHC 150943 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 543 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 WEST NORTHWEST THROUGH THE YUCATAN CHANNEL THIS MORNING. LOW PRESSURE ALONG THE WAVE WILL MOVE NW ACROSS THE YUCATAN PENINSULA LATER TODAY...MOVING OFFSHORE THE YUCATAN PENINSULA NEAR 22N89W EARLY FRI...THEN EXPECTED TO MOVE N ACROSS THE CENTRAL GULF WATERS ON FRI NIGHT AND SAT REACHING SOUTHERN LOUISIANA SAT NIGHT...WITH THE POSSIBILITY OF TROPICAL CYCLONE FORMATION. GULF OF MEXICO N OF 26N W OF 87W .TODAY...S WINDS LESS THAN 10 KT. SEAS 2 FT. .TONIGHT...VARIABLE WINDS LESS THAN 10 KT...BECOMING E LESS THAN 10 KT LATE. SEAS 2 TO 3 FT. .FRI AND FRI NIGHT...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .SAT...E WINDS 15 TO 25 KT. SEAS 6 TO 9 FT. .SUN THROUGH MON...SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. GULF OF MEXICO FROM 22N TO 26N W OF 87W .TODAY...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...W WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. .SUN THROUGH MON...E WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT. SW GULF OF MEXICO S OF 22N W OF 87W .TODAY...N WINDS LESS THAN 10 KT WITHIN 60 NM OF COAST OF VERACRUZ...AND NE 10 TO 15 KT ELSEWHERE. SEAS 2 TO 3 FT. .TONIGHT...N WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .FRI...NW WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .FRI NIGHT...NE WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .SAT...N WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .SUN THROUGH MON...NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. GULF OF MEXICO E OF 87W .TODAY...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.