000 FZNT27 KNHC 180808 OFFN06 NAVTEX MARINE FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 408 AM EDT TUE AUG 18 2015 ...PLEASE REFER TO COASTAL WATERS FORECASTS (CWF) AVAILABLE THROUGH NOAA WEATHER RADIO AND OTHER MEANS FOR DETAILED COASTAL WATERS FORECASTS... .SYNOPSIS...HIGH PRESSURE RIDGE BUILDING FROM W ATLC ACROSS THE N GULF WILL PREVAIL THROUGH FRI. A THERMALLY INDUCED TROUGH WILL DEVELOP EACH EVENING OVER THE YUCATAN. THE TROUGH WILL DRIFT WESTWARD INTO THE SW GULF DURING THE OVERNIGHT HOURS AND DISSIPATE EACH MORNING OVER THE SW GULF. NORTHWEST GULF OF MEXICO .TODAY...S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. SCATTERED SHOWERS AND ISOLATED TSTMS. .TONIGHT...SE TO S WINDS 10 TO 15 KT...INCREASING TO 15 TO 20 KT AFTER MIDNIGHT. SEAS 3 TO 5 FT. .WED...SE TO S WINDS 15 TO 20 KT. SEAS 3 TO 5 FT. SCATTERED SHOWERS AND ISOLATED TSTMS. .WED NIGHT...SE WINDS 15 TO 20 KT. SEAS 3 TO 5 FT. .THU...SE TO S WINDS 15 TO 20 KT...DIMINISHING TO 10 TO 15 KT IN THE AFTERNOON. SEAS 3 TO 5 FT. .THU NIGHT...SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .FRI...SE TO S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .FRI NIGHT...SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .SAT...SE TO S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .SAT NIGHT...SE WINDS 10 TO 15 KT...INCREASING TO 15 TO 20 KT AFTER MIDNIGHT. SEAS 3 TO 5 FT. NORTH CENTRAL AND NORTHEAST GULF OF MEXICO .TODAY...S WINDS 5 TO 10 KT. SEAS 2 FT OR LESS. .TONIGHT...S WINDS 5 TO 10 KT...SHIFTING TO SE TO S 10 TO 15 KT AFTER MIDNIGHT. SEAS 2 FT OR LESS. .WED...SE TO S WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. .WED NIGHT...SE TO S WINDS 10 TO 15 KT...BECOMING SE 5 TO 10 KT AFTER MIDNIGHT. SEAS 2 FT OR LESS. .THU...SE TO S WINDS 5 TO 10 KT. SEAS 2 FT OR LESS. .THU NIGHT...SE TO S WINDS 5 TO 10 KT. SEAS 2 FT OR LESS. .FRI...S WINDS 5 TO 10 KT. SEAS 2 FT OR LESS. .FRI NIGHT...S WINDS 5 TO 10 KT. SEAS 2 FT OR LESS. .SAT...NE TO E WINDS 5 TO 10 KT...SHIFTING TO N TO NE IN THE AFTERNOON. SEAS 2 FT OR LESS. .SAT NIGHT...N TO NE WINDS 5 TO 10 KT...SHIFTING TO NW TO N AFTER MIDNIGHT. SEAS 2 FT OR LESS.