000 FZNT24 KNHC 182101 OFFNT4 OFFSHORE WATERS FORECAST FOR THE GULF OF MEXICO NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 430 PM CDT TUE AUG 18 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. GMZ089-190330- SYNOPSIS FOR THE GULF OF MEXICO 430 PM CDT TUE AUG 18 2009 .SYNOPSIS...HIGH PRES RIDGE ACROSS N GULF MOVE S TO ALONG 25N BY SUN. TROPICAL WAVE ALONG 77W OVER CARIBBEAN SEA AND CENTRAL BAHAMAS MOVE INTO STRAITS OF FLORIDA TONIGHT AND INTO SE GULF WED THEN WEAKEN AND MOVE W THROUGH FRI. WEAK FRONTAL TROUGH EXPECTED TO MOVE ACROSS GULF N OF 27N SAT AND SUN. $$ GMZ080-190330- NW GULF N OF 25N W OF 90W INCLUDING THE FLOWER GARDEN BANKS NATIONAL MARINE SANCTUARY 430 PM CDT TUE AUG 18 2009 .TONIGHT...SE WINDS 10 TO 15 KT. SEAS 3 FT. SCATTERED SHOWERS. .WED THROUGH FRI...SE TO S WINDS 10 TO 15 KT. SEAS 3 FT. .SAT AND SUN...S TO SW WINDS 10 KT OR LESS. SEAS 2 FT. $$ GMZ082-190330- SW GULF S OF 25N W OF 90W 430 PM CDT TUE AUG 18 2009 .TONIGHT THROUGH SUN...E TO SE WINDS 10 TO 15 KT...EXCEPT NE TO 20 KT WITHIN 90 NM OF YUCATAN COAST EVENINGS. SEAS 4 FT W OF 93W AND 5 FT E OF 93W. SCATTERED TSTMS S OF 22N W OF 94W TONIGHT. $$ GMZ084-190330- MIDDLE GULF BETWEEN 85W AND 90W 430 PM CDT TUE AUG 18 2009 .TONIGHT...E TO SE WINDS 10 TO 15 KT. SEAS 4 FT. .WED AND WED NIGHT...E TO SE WINDS 10 TO 15 KT. SEAS 4 FT. .THU AND THU NIGHT...SE TO S WINDS 10 KT. SEAS 3 FT. .FRI THROUGH SUN...N OF 26N W WINDS 10 KT OR LESS. SEAS 1 FT. S OF 26N E WINDS 10 KT. SEAS 2 FT. $$ GMZ086-190330- E GULF BETWEEN 81W AND 85W 430 PM CDT TUE AUG 18 2009 .TONIGHT...N OF 26N E WINDS 10 KT. SEAS 2 FT. S OF 26N E WINDS 15 KT. SEAS 5 FT...HIGHER IN STRAITS OF FLORIDA. SCATTERED TSTMS S OF 26N. .WED...SE WINDS 10 TO 15 KT. SEAS 4 FT. SCATTERED TSTMS S OF 25N. .WED NIGHT THROUGH THU NIGHT...N OF 25N SE TO S WINDS 10 KT OR LESS. SEAS 1 FT. S OF 25N E TO SE WINDS 10 KT. SEAS 2 FT. .FRI THROUGH SUN...N OF 27N S TO SW WINDS 10 KT OR LESS. SEAS 1 FT. S OF 27N E TO SE WINDS 10 KT. SEAS 2 FT. $$ FORECASTER WALLY BARNES