000 FZNT25 KNHC 201450 OFFN04 NAVTEX MARINE FORECAST NATIONAL WEATHER SERVICE NATIONAL HURRICANE CENTER MIAMI FL 1050 AM 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... SOUTHEAST GULF OF MEXICO .SYNOPSIS...REINFORCING COLD AIR WILL MERGE WITH A FRONT FROM CENTRAL FLORIDA TO NE MEXICO THIS AFTERNOON AND PUSH THE FRONT SOUTHWARD OVERNIGHT...EXTENDING FROM SOUTHERN FLORIDA TO VERACRUZ MEXICO THU MORNING...THEN BECOME DIFFUSE OVER THE SE GULF BY THU EVENING. 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. .THIS AFTERNOON...SE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. SCATTERED SHOWERS AND ISOLATED TSTMS. .TONIGHT...NW WINDS 10 TO 15 KT...BECOMING N 15 TO 20 KT AFTER MIDNIGHT. SEAS 3 TO 4 FT. SCATTERED SHOWERS. .THU...NE WINDS 15 TO 20 KT. SEAS 3 TO 5 FT. .THU NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .FRI...SE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .SAT...S WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. .SUN...SW WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. WITHIN 200 NM EAST OF THE COAST OF FLORIDA .SYNOPSIS...A STATIONARY FRONT FROM BERMUDA TO CENTRAL FLORIDA WILL MERGE WITH A REINFORCING FRONT TONIGHT AND EXTEND FROM 31N71W TO THE STRAITS OF FLORIDA THU...THEN E OF THE AREA FRI AS HIGH PRES BUILDS BEHIND IT. HIGH PRES MOVES E SAT AND SUN ALLOWING SOUTHERLY RETURN FLOW TO GRADUALLY INCREASE THROUGH THE WEEKEND. .THIS AFTERNOON...E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. .TONIGHT...S OF 27N...SW WINDS 5 TO 10 KT...BECOMING W 10 TO 15 KT AFTER MIDNIGHT. N OF 27N...W WINDS 10 TO 15 KT...BECOMING NW 20 TO 25 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT...BUILDING TO 3 TO 5 FT AFTER MIDNIGHT. SCATTERED SHOWERS AND ISOLATED TSTMS. .THU...NW WINDS 15 TO 25 KT. SEAS 4 TO 6 FT. .THU NIGHT...S OF 27N...N WINDS 10 TO 15 KT... BECOMING NE 5 TO 10 KT AFTER MIDNIGHT. N OF 27N...NW WINDS 15 TO 20 KT...BECOMING N 10 TO 15 KT AFTER MIDNIGHT. SEAS 3 TO 5 FT. .FRI...SE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. .SAT...S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .SUN...SW WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.