000 FZNT32 KNHC 260213 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1013 PM EDT FRI SEP 25 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 SURFACE TROUGH EXTENDING ACROSS CENTRAL GULF FROM NEAR 26N87.5W TO YUCATAN PENINSULA ALONG 18N WILL DRIFT SLIGHTLY W AND INTO THE W CENTRAL GULF THROUGH SUN. A BROAD AREA OF LOW PRES WILL FORM ACROSS THE YUCATAN SUN THEN MOVE NORTHWARD THROUGH THE CENTRAL GULF THROUGH TUE. THIS SYSTEM IS EXPECTED TO BRING A SIGNIFICANT INCREASE IN WINDS AND SEAS MAINLY ACROSS THE EASTERN GULF...INCLUDING THE YUCATAN CHANNEL. GULF OF MEXICO N OF 26N W OF 87W .OVERNIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .SAT...E WINDS 10 TO 15 KT. SEAS 3 FT. .SAT NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .SUN...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .SUN NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .MON...NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .MON NIGHT...VARIABLE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT. .TUE...VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT. .TUE NIGHT...VARIABLE WINDS LESS THAN 10 KT. SEAS 3 FT. .WED...NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .WED NIGHT...NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. GULF OF MEXICO FROM 22N TO 26N W OF 87W .OVERNIGHT...NE WINDS 10 KT. SEAS 2 FT OR LESS. .SAT...E WINDS 10 KT. SEAS 3 FT IN THE MORNING...SUBSIDING TO 2 FT OR LESS. .SAT NIGHT...E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS...BUILDING TO 3 FT LATE. .SUN...NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .SUN NIGHT...NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .MON...NW WINDS 10 KT. SEAS 3 TO 5 FT. .MON NIGHT...VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .TUE...VARIABLE WINDS LESS THAN 10 KT. SEAS 3 FT. .TUE NIGHT...NE WINDS LESS THAN 10 KT. SEAS 3 FT. .WED...NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .WED NIGHT...NE WINDS LESS THAN 10 KT. SEAS 3 FT. SW GULF OF MEXICO S OF 22N W OF 87W .OVERNIGHT...N WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. .SAT...NW WINDS 10 TO 20 KT WITHIN 60 NM OF COAST OF VERACRUZ... AND N LESS THAN 10 KT ELSEWHERE. SEAS 3 TO 5 FT WITHIN 60 NM OF COAST OF VERACRUZ...AND 2 FT OR LESS ELSEWHERE. .SAT NIGHT...N WINDS 10 TO 20 KT WITHIN 60 NM OF COAST OF VERACRUZ...AND NE LESS THAN 10 KT ELSEWHERE. SEAS 3 TO 5 FT WITHIN 60 NM OF COAST OF VERACRUZ...AND 2 FT OR LESS ELSEWHERE. .SUN...WITHIN 60 NM OF COAST OF VERACRUZ...NW WINDS 10 TO 15 KT. ELSEWHERE...N WINDS LESS THAN 10 KT...SHIFTING TO NW IN THE AFTERNOON. SEAS 2 FT OR LESS. .SUN NIGHT...NW WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .MON...NW WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .MON NIGHT...N WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .TUE...VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .TUE NIGHT...NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .WED...N WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .WED NIGHT...NE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. GULF OF MEXICO E OF 87W .OVERNIGHT...E WINDS 10 KT. SEAS 2 FT OR LESS. .SAT...E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .SAT NIGHT...E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .SUN...SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .SUN NIGHT...SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .MON...SE WINDS 15 TO 25 KT. SEAS 5 TO 7 FT. .MON NIGHT...S WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. .TUE...S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .TUE NIGHT...S WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .WED...S WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .WED NIGHT...VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.