000 FZNT24 KNHC 210912 OFFNT4 OFFSHORE WATERS FORECAST FOR THE GULF OF MEXICO NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 330 AM CST THU JAN 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 330 AM CST THU JAN 21 2010 .SYNOPSIS...SOUTHERLY RETURN FLOW HAS INCREASED OVER THE W GULF AHEAD OF A FRONTAL TROUGH MOVING OFF THE TEXAS COAST THIS MORNING. TROUGH WILL REACH FROM PENSACOLA BAY TO 25N94W TO 20N96W TONIGHT...FROM THE FLORIDA BIG BEND TO 24N93W EARLY FRI THEN DISSIPATE ALONG 25N E OF 88W SAT. A COLD FRONT MOVES OFF THE TEXAS COAST BY SAT EVENING REACHING FROM PANAMA CITY FLORIDA TO 20N95W SUN EVENING THEN MOVING THROUGH THE YUCATAN CHANNEL AND INTO THE STRAITS OF FL LATE MON. $$ GMZ080-211530- NW GULF N OF 25N W OF 90W INCLUDING THE FLOWER GARDEN BANKS NATIONAL MARINE SANCTUARY 330 AM CST THU JAN 21 2010 .TODAY...W OF FRONTAL TROUGH W TO NW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. E OF FRONTAL TROUGH S TO SW WINDS 15 TO 20 KT...EXCEPT 20 TO 25 KT S OF 27N. SEAS 5 TO 7 FT. SCATTERED SHOWERS AND ISOLATED TSTMS ALONG FRONTAL TROUGH. .TONIGHT...W OF FRONTAL TROUGH NW TO N WINDS 5 TO 10 KT BECOMING VARIABLE LATE. SEAS 4 TO 6 FT. E OF FRONT S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. SCATTERED SHOWERS AND ISOLATED TSTMS ALONG FRONTAL TROUGH. .FRI AND FRI NIGHT...E TO SE WINDS 10 TO 15 KT INCREASING TO 15 TO 20 KT FRI NIGHT THEN BECOMING SE TO S LATE. SEAS 3 TO 4 FT BUILDING TO 4 TO 6 FT FRI NIGHT. .SAT...S TO SW WINDS 15 TO 20 KT BECOMING NW TO N 10 TO 15 KT W OF COLD FRONT. SEAS 4 TO 7 FT. SCATTERED SHOWERS AND ISOLATED TSTMS ALONG FRONT. .SUN...W OF FRONT W TO NW WINDS 20 TO 25 KT. SEAS 5 TO 7 FT...EXCEPT TO 8 FT S OF 26N. E OF FRONT S TO SW WINDS 15 TO 20 KT. SEAS 5 TO 7 FT. SCATTERED SHOWERS AND ISOLATED TSTMS ALONG FRONT. .MON...W TO NW WINDS 10 TO 15 KT BECOMING NW TO N LATE. SEAS 4 TO 7 FT IN NW SWELL SUBSIDING TO 3 TO 5 FT LATE. $$ GMZ082-211530- SW GULF S OF 25N W OF 90W 330 AM CST THU JAN 21 2010 .TODAY...E OF FRONTAL TROUGH N OF 21N S TO SW WINDS 15 TO 20 KT...EXCEPT 20 TO 25 KT N OF 23N. SEAS 4 TO 6 FT. W OF FRONTAL TROUGH NW TO N WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. S OF 21N S TO SW WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. .TONIGHT...W OF FRONTAL TROUGH N TO NE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. E OF FRONTAL TROUGH S TO SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT N OF 21N AND 1 TO 3 FT S OF 21N. ISOLATED SHOWERS ALONG FRONTAL TROUGH. .FRI AND FRI NIGHT...VARIABLE WINDS 5 TO 10 KT BECOMING SE TO S 15 TO 20 KT FRI NIGHT. SEAS 1 TO 3 FT BUILDING TO 3 TO 6 FT N OF 21N FRI NIGHT. .SAT...SE TO S WINDS 15 TO 20 KT BECOMING VARIABLE 5 TO 10 KT W OF FRONT IN THE AFTERNOON THEN BECOMING NW TO N 15 TO 20 KT W OF FRONT LATE. SEAS 4 TO 7 FT N OF 21N AND 2 TO 4 FT S OF 21N. SCATTERED SHOWERS AND ISOLATED TSTMS ALONG FRONT. .SUN...W OF FRONT NW TO N WINDS 20 TO 25 KT BECOMING N TO NE IN THE LATE AFTERNOON THEN DIMINISHING TO 15 TO 20 KT LATE. SEAS 4 TO 7 FT. E OF FRONT S TO SW WINDS 15 TO 20 KT. SEAS 3 TO 5 FT. SCATTERED SHOWERS AND ISOLATED TSTMS ALONG FRONT. .MON...N TO NE WINDS 10 TO 15 KT. SEAS 4 TO 7 FT N OF 21N IN N SWELL AND 2 TO 4 FT S OF 21N BUILDING TO 3 TO 5 FT IN N SWELL LATE. $$ GMZ084-211530- MIDDLE GULF BETWEEN 85W AND 90W 330 AM CST THU JAN 21 2010 .TODAY...S TO SW WINDS 25 TO 30 KT DIMINISHING TO 20 KT LATE. SEAS 6 TO 8 FT N OF 25N AND 4 TO 6 FT S OF 25N. SCATTERED SHOWERS ISOLATED TSTMS N OF 26N. .TONIGHT...E OF FRONT S TO SW WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. W OF FRONT W TO NW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. SCATTERED SHOWERS AND ISOLATED TSTMS ALONG FRONTAL TROUGH. .FRI AND FRI NIGHT...N OF FRONTAL TROUGH NW TO N WINDS 5 TO 10 KT BECOMING NE TO E IN THE AFTERNOON THEN BECOMING E TO SE 10 TO 15 KT FRI NIGHT. SEAS 4 TO 6 FT SUBSIDING TO 3 TO 5 FT FRI NIGHT. S OF FRONTAL TROUGH S TO SW WINDS 10 TO 15 KT DIMINISHING TO 5 TO 10 KT IN THE EVENING THEN BECOMING SE TO S 10 TO 15 KT LATE FRI NIGHT. SEAS 3 TO 5 FT SUBSIDING TO 2 TO 4 FT FRI NIGHT. ISOLATED SHOWERS ALONG FRONTAL TROUGH EARLY. .SAT...SE TO S WINDS 10 TO 15 KT INCREASING TO 15 TO 20 KT IN THE AFTERNOON THEN BECOMING S TO SW LATE. SEAS 2 TO 4 FT BUILDING TO 4 TO 7 FT LATE. .SUN...W OF FRONT W TO NW WINDS 15 TO 20 KT. SEAS 5 TO 8 FT. E OF FRONT S TO SW WINDS 20 TO 25 KT...EXCEPT 25 TO 30 KT N OF 26N. SEAS 5 TO 8 FT EXCEPT 7 TO 9 FT N OF 26N. SCATTERED SHOWERS AND ISOLATED TSTMS ALONG FRONT. .MON...W TO NW WINDS 15 TO 20 KT BECOMING NW TO N LATE. SEAS 4 TO 7 FT. $$ GMZ086-211530- E GULF BETWEEN 81W AND 85W 330 AM CST THU JAN 21 2010 .TODAY AND TONIGHT...N OF 27N SE TO S WINDS 20 TO 25 KT BECOMING S TO SW 15 TO 20 KT TONIGHT. SEAS 3 TO 5 FT BUILDING TO 6 TO 8 FT THIS AFTERNOON AND SUBSIDING TO 5 TO 7 FT TONIGHT. S OF 27N SE TO S WINDS 15 TO 20 KT BECOMING S TO SW TONIGHT. SEAS 3 TO 5 FT. SCATTERED SHOWERS AND TSTMS N OF 26N. .FRI AND FRI NIGHT...NW OF FRONTAL TROUGH W TO NW WINDS 10 TO 15 KT BECOMING NE TO E 5 TO 10 KT FRI NIGHT. SEAS 4 TO 6 FT SUBSIDING TO 2 TO 4 FT FRI NIGHT. SE OF FRONTAL TROUGH S TO SW WINDS 10 TO 15 KT BECOMING SW TO W 5 TO 10 KT FRI NIGHT THEN BECOMING E TO SE LATE. SEAS 2 TO 4 FT SUBSIDING TO 1 TO 3 FT LATE. ISOLATED SHOWERS ALONG FRONTAL TROUGH EARLY. .SAT...E TO SE WINDS 10 TO 15 KT INCREASING TO 15 TO 20 KT S OF 27N. SEAS 1 TO 3 FT BUILDING TO 4 TO 7 FT N OF 27N AND 3 TO 5 FT S OF 27N LATE. .SUN...N OF 27N E OF FRONT S TO SE WINDS 20 TO 25 KT BECOMING S TO SW WINDS 25 TO 30 KT SUN NIGHT. SEAS 4 TO 6 FT BUILDING TO 7 TO 9 FT SUN NIGHT. S OF 27N S TO SE WINDS 15 TO 20 KT. SEAS 2 TO 4 FT BUILDING TO 4 TO 6 FT SUN NIGHT. W OF FRONT E TO NW WINDS 15 TO 20 KT. SEAS 6 TO 8 FT. SCATTERED SHOWERS AND ISOLATED TSTMS ALONG FRONT. .MON...W OF FRONT W TO NW WINDS 15 TO 20 KT. SEAS 4 TO 7 FT. E OF FRONT S TO SW WINDS 15 TO 20 KT. SEAS 3 TO 5 FT. SCATTERED SHOWERS AND ISOLATED TSTMS ALONG FRONT. $$ FORECASTER SCHAUER