000 FZNT27 KNHC 202115 OFFN06 NAVTEX MARINE FORECAST NATIONAL WEATHER SERVICE NATIONAL HURRICANE CENTER MIAMI FL 515 PM EDT WED MAR 20 2013 ...PLEASE REFER TO COASTAL WATERS FORECASTS (CWF) AVAILABLE THROUGH NOAA WEATHER RADIO AND OTHER MEANS FOR DETAILED COASTAL WATERS FORECASTS... .SYNOPSIS...REINFORCING COLD AIR AND ASSOCIATED FRONTAL BOUNDARY WILL MERGE WITH A WEAK COLD FRONT FROM CENTRAL FLORIDA TO CENTRAL GULF THIS EVENING...AND PUSH THE MERGED FRONT SOUTHWARD OVERNIGHT...EXTENDING FROM SOUTHERN FLORIDA TO VERACRUZ MEXICO THU...THEN BECOME DIFFUSE OVER THE SE GULF BY THU. HIGH PRES WILL BUILD SE ACROSS THE REGION THU AND FRI WITH SOUTHERLY RETURN FLOW GRADUALLY INCREASING THROUGH SAT. THE NEXT COLD FRONT WILL IMPACT THE GULF WATERS LATE SAT AND SUN. NORTHWEST GULF OF MEXICO .TONIGHT...NE WINDS 20 TO 25 KT. SEAS 5 TO 7 FT. .THU...E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. .THU NIGHT...S WINDS 15 TO 20 KT. SEAS 3 TO 5 FT. .FRI...S WINDS 15 TO 20 KT...DIMINISHING TO 10 TO 15 KT IN THE AFTERNOON. SEAS 3 TO 5 FT. .FRI NIGHT...S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT...SUBSIDING TO 3 TO 4 FT AFTER MIDNIGHT. .SAT...S WINDS 15 TO 20 KT. SEAS 5 TO 7 FT. .SUN...N WINDS 20 TO 25 KT. SEAS 4 TO 6 FT. .MON...NE WINDS 20 TO 25 KT. SEAS 5 TO 7 FT. NORTH CENTRAL AND NORTHEAST GULF OF MEXICO .TONIGHT...N WINDS 20 TO 25 KT...DIMINISHING TO 15 TO 20 KT AFTER MIDNIGHT. SEAS 3 TO 5 FT. .THU...NE WINDS 15 TO 20 KT. SEAS 3 TO 5 FT...SUBSIDING TO 2 TO 4 FT IN THE AFTERNOON. .THU NIGHT...SE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .FRI...SE WINDS 10 TO 15 KT...INCREASING TO 15 TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. .FRI NIGHT...SE WINDS 15 TO 20 KT...BECOMING S 10 TO 15 KT AFTER MIDNIGHT. SEAS 3 TO 5 FT. .SAT...S WINDS 15 TO 20 KT. SEAS 5 TO 7 FT. .SUN...NW WINDS 15 TO 20 KT. SEAS 6 TO 8 FT. .MON...NE WINDS 20 TO 25 KT. SEAS 4 TO 6 FT.