000 FZNT24 KNHC 210853 OFFNT4 OFFSHORE WATERS FORECAST FOR THE GULF OF MEXICO NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 430 AM CDT WED APR 21 2010 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. GMZ089-211530- SYNOPSIS FOR THE GULF OF MEXICO 430 AM CDT WED APR 21 2010 .SYNOPSIS...WEAK TROUGH OVER THE NE GULF FROM THE FLORIDA PANHANDLE TO 28N86W WILL DISSIPATE LATER TODAY AS HIGH PRES RIDGES INTO THE GULF FROM THE ATLC. SOUTHERLY RETURN FLOW INCREASES IN THE W GULF THU THROUGH FRI AHEAD OF A COLD FRONT THAT WILL MOVE OFF THE TEXAS COAST LATE FRI NIGHT. THE FRONT WILL EXTEND FROM S CENTRAL LOUISIANA TO THE BAY OF CAMPECHE SAT EVENING WHERE IT WILL STALL OUT AND WEAKEN INTO A TROUGH BY SUN. $$ GMZ080-211530- NW GULF N OF 25N W OF 90W INCLUDING THE FLOWER GARDEN BANKS NATIONAL MARINE SANCTUARY 430 AM CDT WED APR 21 2010 .TODAY...E TO SE WINDS 5 TO 10 KT. SEAS 1 TO 2 FT. .TONIGHT...SE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .THU...SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. .THU NIGHT...SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT. .FRI...SE TO S WINDS 15 TO 20 KT SHIFTING TO NW BEHIND FRONT LATE. SEAS 5 TO 7 FT BUILDING 7 TO 0 FT LATE. SCATTERED SHOWERS AND ISOLATED TSTMS ALONG AND AHEAD OF FRONT. .SAT...E OF FRONT S TO SW WINDS 20 TO 25 KT DIMINISHING TO 15 TO 20 KT LATE. SEAS 6 TO 9 FT SUBSIDING TO 5 TO 7 FT LATE. W OF FRONT NW TO N WINDS 15 TO 20 KT BECOMING VARIABLE 5 TO 10 KT LATE. SEAS 4 TO 7 FT. SCATTERED SHOWERS AND ISOLATED TSTMS ALONG AND AHEAD OF FRONT. .SUN...VARIABLE WINDS 5 TO 10 KT. SEAS 4 TO 6 FT IN SE SWELL. $$ GMZ082-211530- SW GULF S OF 25N W OF 90W 430 AM CDT WED APR 21 2010 .TODAY...W OF 94W E TO SE WINDS 10 KT OR LESS. SEAS 1 TO 2 FT. E OF 94W NE TO E WINDS 10 KT OR LESS. SEAS 1 TO 20FT. .TONIGHT..E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. .THU AND THU NIGHT...E TO SE WINDS 10 TO 15 KT INCREASING TO 15 TO 20 KT THU NIGHT...EXCEPT NE 15 TO 20 KT NEAR COAST OF YUCATAN DURING THE EVENING. SEAS 2 TO 4 FT BUILDING TO 3 TO 5 FT N OF 21N THU NIGHT. .FRI...SE TO S WINDS 15 TO 20 KT INCREASING TO 20 TO 25 KT N OF 21N LATE...EXCEPT NE 20 KT NEAR COAST OF YUCATAN DURING THE EVENING. SEAS 4 TO 6 FT N OF 21N BUILDING TO 5 TO 7 FT LATE... AND 2 TO 4 FT S OF 21N BUILDING TO 3 TO 5 FT LATE. SCATTERED SHOWERS AND ISOLATED TSTMS FAR NW PART LATE. .SAT...E OF FRONT SE TO S WINDS 15 TO 20 KT BECOMING VARIABLE 5 TO 10 KT LATE. SEAS 5 TO 7 FT N OF 21N SUBSIDING TO 3 TO 5 FT LATE...AND 3 TO 5 FT S OF 21N SUBSIDING TO 2 TO 3 FT LATE. W OF FRONT N TO NE WINDS 10 TO 15 KT DIMINISHING TO 5 TO 10 KT LATE. SEAS 4 TO 7 FT SUBSIDING TO 3 TO 5 FT LATE. SCATTERED SHOWERS AND ISOLATED TSTMS ALONG AND AHEAD OF FRONT. .SUN...E OF FRONT S TO SW WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. W OF FRONT VARIABLE WINDS 5 TO 10 KT BECOMING NE TO E LATE. SEAS 2 TO 3 FT. SCATTERED SHOWERS ALONG FRONT. $$ GMZ084-211530- MIDDLE GULF BETWEEN 85W AND 90W 430 AM CDT WED APR 21 2010 .TODAY AND TONIGHT...VARIABLE WINDS 5 TO 10 KT BECOMING E TO SE WED NIGHT. SEAS 2 FT OR LESS. .THU AND THU NIGHT...SE WINDS 10 TO 15 KT INCREASING TO 15 TO 20 KT THU NIGHT...EXCEPT NE 15 KT NEAR COAST OF YUCATAN DURING THE EVENING. SEAS 1 TO 3 FT BUILDING 3 TO 5 FT LATE. .FRI...SE TO S WINDS 15 TO 20 KT INCREASING TO 20 TO 25 KT W OF 88W LATE...EXCEPT NE 20 KT NEAR COAST OF YUCATAN DURING THE EVENING. SEAS 3 TO 5 FT BUILDING TO 4 TO 7 FT LATE. .SAT...S TO SW WINDS 20 KT EXCEPT NE NEAR COAST OF YUCATAN DURING THE EVENING. SEAS 6 TO 9 FT N OF 26N SUBSIDING TO 5 TO 7 FT LATE...AND 4 TO 7 FT S OF 26N. SCATTERED SHOWERS FAR NW PART LATE. .SUN...E OF FRONT S TO SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. W OF FRONT W TO NW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. SCATTERED SHOWERS AND ISOLATED TSTMS ALONG AND AHEAD OF FRONT. $$ GMZ086-211530- E GULF BETWEEN 81W AND 85W 430 AM CDT WED APR 21 2010 .TODAY AND TONIGHT...VARIABLE WINDS 5 TO 10 KT BECOMING NE TO E WED NIGHT. SEAS 2 FT OR LESS. .THU AND THU NIGHT...E TO SE WINDS 5 TO 10 KT INCREASING TO 10 TO 15 KT LATE...EXCEPT NE 10 TO 15 KT S OF 24N DURING THE EVENING. SEAS 2 FT OR LESS. .FRI...E TO SE WINDS 10 TO 15 KT EXCEPT NE S OF 24N DURING THE EVENING. SEAS 1 TO 3 FT BUILDING TO 2 TO 4 FT LATE. .SAT...SE TO S WINDS 15 TO 20 KT. SEAS 2 TO 4 FT BUILDING TO 3 TO 5 FT. .SUN...S TO SW WINDS 15 TO 20 KT DIMINISHING TO 10 TO 15 KT LATE. SEAS 3 TO 5 FT SUBSIDING TO 2 TO 4 FT LATE. SCATTERED SHOWERS FAR N PART LATE. $$ FORECASTER DGS