000 FZNT32 KNHC 212123 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 523 PM EDT SAT JUL 21 2012 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...WESTERN EXTENSION OF ATLC SUBTROPICAL RIDGE ALONG 27-28N CONTINUES STATIONARY THROUGH SUN. RIDGE DRIFTS N EARLY NEXT WEEK...HOWEVER WEAK PRES PATTERN PERSIST ACROSS MOST OF GULF THROUGH FORECAST PERIOD. GULF OF MEXICO N OF 26N W OF 87W .TONIGHT...VARIABLE WINDS LESS THAN 10 KT...BECOMING SE 10 TO 15 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT. .SUN...SE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .SUN NIGHT THROUGH MON NIGHT...SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. .TUE THROUGH THU...SE WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. GULF OF MEXICO FROM 22N TO 26N W OF 87W .TONIGHT...E TO SE WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .SUN...E TO SE WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .SUN NIGHT THROUGH MON NIGHT...E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .TUE THROUGH THU...E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. SW GULF OF MEXICO S OF 22N W OF 87W .TONIGHT...NE TO E WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .SUN...NE TO E WINDS LESS THAN 10 KT. SEAS 2 FT. .SUN NIGHT THROUGH MON NIGHT...E WINDS 10 TO 15 KT...EXCEPT E LESS THAN 10 KT WITHIN 60 NM OF COAST OF VERACRUZ. SEAS 2 TO 4 FT. .TUE THROUGH THU...E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. GULF OF MEXICO E OF 87W .TONIGHT...E TO SE WINDS LESS THAN 10 KT...BECOMING E AFTER MIDNIGHT. SEAS 2 TO 3 FT. .SUN...E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. .SUN NIGHT THROUGH MON NIGHT...SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. .TUE THROUGH THU...SE WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT.