000 FZNT25 KNHC 202153 OFFN04 NAVTEX MARINE FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 553 PM EDT TUE SEP 20 2016 ...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...A TROUGH WILL DRIFT W ACROSS THE BASIN THROUGH WED NIGHT AS HIGH PRES RIDGING BUILDS IN FROM THE NE. FAIRLY TRANQUIL MARINE CONDITIONS WILL PERSIST THROUGH THE WEEK...WITH WINDS INCREASING SLIGHTLY IN THE CENTRAL AND W GULF FRI THROUGH SAT AS THE PRES GRADIENT TIGHTENS. .TONIGHT...NE TO E WINDS 5 TO 10 KT. SEAS 2 FT OR LESS. .WED...NE TO E WINDS 5 TO 10 KT. SEAS 2 FT OR LESS. .WED NIGHT...NE TO E WINDS 5 TO 10 KT. SEAS 2 FT OR LESS. .THU...NE TO E WINDS 5 TO 10 KT. SEAS 2 FT OR LESS. .THU NIGHT...NE WINDS 5 TO 10 KT. SEAS 2 FT OR LESS. .FRI...NE TO E WINDS 5 TO 10 KT. SEAS 2 FT OR LESS. .FRI NIGHT...NE TO E WINDS 5 TO 10 KT. SEAS 2 FT OR LESS. .SAT...NE TO E WINDS LESS THAN 5 KT. SEAS 2 FT OR LESS. .SAT NIGHT...NE TO E WINDS 5 TO 10 KT. SEAS 2 FT OR LESS. .SUN...E WINDS 5 TO 10 KT. SEAS 2 FT OR LESS. .SUN NIGHT...NE TO E WINDS 5 TO 10 KT. SEAS 2 FT OR LESS. WITHIN 200 NM EAST OF THE COAST OF FLORIDA .SYNOPSIS....TROPICAL STORM KARL NEAR 20.1N 55.2W 1005 MB AT 5 PM EDT MOVING W AT 12 KT. KARL WILL MOVE TO 20.8N 57.0W TONIGHT...22.3N 59.2W WED...24.1N 61.4W WED NIGHT... 25.6N 63.5 THU...28.5N 65.5W FRI WHILE STRENGTHENING TO A HURRICANE...THEN WILL TURN MORE TO THE N AND EVENTUALLY NE THIS WEEKEND. ASSOCIATED E SWELL FROM KARL WILL PROPAGATE THROUGH THE ATLC WATERS THROUGH THE UPCOMING WEEKEND. OTHERWISE...A TROUGH OFFSHORE OF FLORIDA WILL PERSIST THROUGH THE END OF THE WEEK. .TONIGHT...E TO SE WINDS 5 TO 10 KT S OF 27N...AND S 5 TO 10 KT N OF 27N. SEAS 2 FT OR LESS. SCATTERED SHOWERS AND ISOLATED TSTMS. .WED...NE TO E WINDS 5 TO 10 KT S OF 27N...AND S TO SW 5 TO 10 KT N OF 27N. SEAS 2 FT OR LESS. .WED NIGHT...E WINDS 5 TO 10 KT S OF 27N...AND SE 5 TO 10 KT N OF 27N. SEAS 2 FT OR LESS. .THU...NE TO E WINDS LESS THAN 5 KT. SEAS 2 FT OR LESS...BUILDING TO 3 FT IN NE TO E SWELL LATE IN THE AFTERNOON. .THU NIGHT...E TO SE WINDS 5 TO 10 KT. SEAS 3 FT. .FRI...NE TO E WINDS LESS THAN 5 KT. SEAS 3 TO 4 FT IN NE TO E SWELL. .FRI NIGHT...E TO SE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN NE TO E SWELL. .SAT...NE TO E WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN NE TO E SWELL. .SAT NIGHT...E WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN NE TO E SWELL. .SUN...E WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. .SUN NIGHT...NE WINDS 5 TO 10 KT. SEAS 2 FT OR LESS...BUILDING TO 3 FT AFTER MIDNIGHT.