000 FZNT25 KNHC 180807 OFFN04 NAVTEX MARINE FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 407 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... SOUTHEAST GULF OF MEXICO .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. .TODAY...E TO SE WINDS 10 TO 15 KT...DIMINISHING TO 5 TO 10 KT IN THE AFTERNOON. SEAS 2 FT OR LESS. .TONIGHT...E TO SE WINDS 5 TO 10 KT...INCREASING TO 10 TO 15 KT AFTER MIDNIGHT. SEAS 2 FT OR LESS. .WED...SE WINDS 10 TO 15 KT...DIMINISHING TO 5 TO 10 KT IN THE AFTERNOON. SEAS 2 FT OR LESS. .WED NIGHT...SE WINDS 5 TO 10 KT. SEAS 2 FT OR LESS. .THU...SE WINDS 5 TO 10 KT. SEAS 2 FT OR LESS. .THU NIGHT...E WINDS 5 TO 10 KT. SEAS 2 FT OR LESS. .FRI...E WINDS 5 TO 10 KT. SEAS 2 FT OR LESS. .FRI NIGHT...NE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. .SAT...NE TO E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. .SAT NIGHT...NE WINDS 5 TO 10 KT...INCREASING TO 10 TO 15 KT AFTER MIDNIGHT. SEAS 2 FT OR LESS. WITHIN 200 NM EAST OF THE COAST OF FLORIDA .SYNOPSIS...A SURFACE TROUGH ACROSS THE SE BAHAMAS ALONG 76W WILL MOVE WESTWARD ACROSS THE BAHAMAS TODAY AND ACROSS THE STRAITS OF FLORIDA TONIGHT. HIGH PRES BUILDING OVER THE NORTHERN WATERS WILL ESTABLISH A RIDGE ALONG 30N TODAY THEN SHIFT SLOWLY S TO ALONG 27N WED THROUGH THU AS AN AREA OF LOW PRES DEVELOPS N OF BERMUDA AND SHIFTS S-SE AND INTO THE NE WATERS THU INTO FRI. .TODAY...SE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS S OF 27N...AND 3 TO 4 FT N OF 27N. SCATTERED SHOWERS AND ISOLATED TSTMS. .TONIGHT...SE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS S OF 27N...AND 3 TO 4 FT N OF 27N. .WED...SE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS S OF 27N...AND 3 TO 4 FT N OF 27N. .WED NIGHT...E TO SE WINDS 10 TO 15 KT S OF 27N...AND SE TO S 5 TO 10 KT N OF 27N. SEAS 2 FT OR LESS. .THU...SE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. .THU NIGHT...E TO SE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. .FRI...SE WINDS 10 TO 15 KT...DIMINISHING TO 5 TO 10 KT IN THE AFTERNOON. SEAS 2 FT OR LESS. .FRI NIGHT...E WINDS 5 TO 10 KT...SHIFTING TO E TO SE 10 TO 15 KT AFTER MIDNIGHT. SEAS 2 FT OR LESS. .SAT...SE WINDS 10 TO 15 KT...DIMINISHING TO 5 TO 10 KT IN THE AFTERNOON. SEAS 2 FT OR LESS. .SAT NIGHT...NE TO E WINDS 5 TO 10 KT. SEAS 2 FT OR LESS.