000 FZNT24 KNHC 192054 OFFNT4 OFFSHORE WATERS FORECAST FOR THE GULF OF MEXICO NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 430 PM CDT SAT SEP 19 2009 OFFSHORE WATERS FORECAST 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. GMZ089-200330- SYNOPSIS FOR THE GULF OF MEXICO 430 PM CDT SAT SEP 19 2009 .SYNOPSIS...LOW PRESSURE IS OVER THE SOUTHEASTERN U.S. WITH ASSOCIATED WEAK TROUGH EXTENDING FROM SE LOUISIANA TO 24N97W. THE TROUGH WILL WEAKEN AND MOVE N AS IT DISSIPATES THROUGH SUN NIGHT. THIS WILL ALLOW A RIDGE OF HIGH PRES TO BUILD IN FROM THE E MON AND TUE WITH LIGHT TO MODERATE E TO SE WINDS. ANOTHER RIDGE OF HIGH PRES WILL BUILD IN FROM THE SRN PLAINS WED AND THU. $$ GMZ080-200330- NW GULF N OF 25N W OF 90W INCLUDING THE FLOWER GARDEN BANKS NATIONAL MARINE SANCTUARY 430 PM CDT SAT SEP 19 2009 .TONIGHT AND SUN...VARIABLE WINDS 5 TO 10 KT. SEAS 1 FT. .SUN NIGHT THROUGH TUE...SE TO S WINDS 10 KT...BECOMING E TO SE 10 TO 15 KT MON AND TUE. SEAS 1 TO 3 FT. .WED AND THU...NE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. $$ GMZ082-200330- SW GULF S OF 25N W OF 90W 430 PM CDT SAT SEP 19 2009 .TONIGHT AND SUN...S OF 21N W OF 95W N WINDS 10 KT. SEAS 2 TO 3 FT. ELSEWHERE NE TO E WINDS 10 TO 15 KT. SEAS 1 TO 3 FT. .SUN NIGHT THROUGH THU...NE TO E WINDS 10 TO 15 KT...EXCEPT 15 TO 20 KT NEAR YUCATAN COAST DURING EVENINGS. SEAS 2 TO 4 FT...BUILDING 3 TO 5 FT THU. $$ GMZ084-200330- MIDDLE GULF BETWEEN 85W AND 90W 430 PM CDT SAT SEP 19 2009 .TONIGHT AND SUN...N OF 26N SE TO S WINDS 5 TO 10 KT. SEAS 1 TO 2 FT. S OF 26N E TO SE WINDS 5 TO 10 KT. SEAS 1 TO 3 FT. .SUN NIGHT THROUGH MON NIGHT...N OF 26N E TO SE WINDS 5 TO 10 KT. SEAS 1 FT. S OF 26N E TO SE WINDS 10 TO 15 KT. SEAS 2 FT. .TUE THROUGH THU...NE TO E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. $$ GMZ086-200330- E GULF BETWEEN 81W AND 85W 430 PM CDT SAT SEP 19 2009 .TONIGHT THROUGH MON...N OF 26N E TO SE WINDS 5 TO 10 KT. SEAS 1 TO 2 FT. S OF 26N NE TO E WINDS 10 TO 15 KT. SEAS 1 TO 3 FT. .MON NIGHT THROUGH THU...NE TO E WINDS 10 TO 15 KT. SEAS 1 TO 3 FT. $$ FORECASTER CANGIALOSI