000 FZNT25 KNHC 151506 OFFN04 NAVTEX MARINE FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1106 AM EDT WED APR 15 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...AN ENERGETIC UPPER TROUGH SHIFTING NE ACROSS TEXAS AND THE SOUTHERN PLAINS WILL MAINTAIN VERY UNSTABLE CONDITIONS ACROSS N AND W PORTIONS OF THE GULF THROUGH TONIGHT. A WEAK FRONTAL TROUGH ACROSS NW WATERS WILL BECOME DIFFUSE THIS MORNING. OTHERWISE...MODERATE HIGH PRES WILL PREVAIL FROM E GULF TO SW PORTIONS THROUGH LATE SUN. A SURFACE TROUGH WILL SHIFT W OFF THE YUCATAN PENINSULA EACH NIGHT THEN MOVE NW ACROSS SW SECTIONS DURING THE EARLY MORNING HOURS. .THIS AFTERNOON...SE WINDS 10 TO 15 KT. SEAS 3 FT. ISOLATED SHOWERS. .TONIGHT...SE WINDS 5 TO 10 KT...INCREASING TO 10 TO 15 KT AFTER MIDNIGHT. SEAS 3 FT. ISOLATED SHOWERS. .THU...SE WINDS 10 TO 15 KT...DIMINISHING TO 5 TO 10 KT IN THE AFTERNOON. SEAS 3 FT. ISOLATED SHOWERS. .THU NIGHT...E WINDS 5 TO 10 KT...INCREASING TO 10 TO 15 KT AFTER MIDNIGHT. SEAS 3 FT. .FRI...SE WINDS 10 TO 15 KT. SEAS 3 FT. .FRI NIGHT...SE WINDS 5 TO 10 KT. SEAS 2 FT OR LESS. .SAT...SE WINDS 5 TO 10 KT. SEAS 3 FT. .SAT NIGHT...SE WINDS 5 TO 10 KT. SEAS 3 FT. .SUN...S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .SUN NIGHT...S WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WITHIN 200 NM EAST OF THE COAST OF FLORIDA .SYNOPSIS...WEAKENING ATLC RIDGE FROM N CENTRAL ATLC TO CENTRAL FLORIDA WILL SHIFT E AND WEAKEN FURTHER THROUGH THU. A COLD FRONT WILL SINK S ACROSS N WATERS E OF 75W THU LATE AND REACH FROM 27N65W TO THE CAROLINAS BY FRI MORNING BEFORE STALLING AND BECOMING DIFFUSE FRI NIGHT. WEAK RIDGING WILL BUILD W ALONG 26N SAT THROUGH SUN. LONG PERIOD N SWELL WILL INVADE THE EASTERN WATERS OVER THE WEEKEND. .THIS AFTERNOON...SE WINDS 10 TO 15 KT S OF 27N...AND S 5 TO 10 KT N OF 27N. SEAS 3 FT. SCATTERED SHOWERS. .TONIGHT...SE WINDS 10 TO 15 KT S OF 27N...AND SE 5 TO 10 KT N OF 27N. SEAS 3 FT. SCATTERED SHOWERS AND ISOLATED TSTMS. .THU...SE WINDS 10 TO 15 KT S OF 27N...AND SE 5 TO 10 KT N OF 27N. SEAS 3 FT. SCATTERED SHOWERS AND ISOLATED TSTMS. .THU NIGHT...SE WINDS 10 TO 15 KT S OF 27N...AND SE 5 TO 10 KT N OF 27N. SEAS 3 TO 5 FT. SCATTERED SHOWERS AND ISOLATED TSTMS. .FRI...S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .FRI NIGHT...SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .SAT...S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .SAT NIGHT...SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .SUN...S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .SUN NIGHT...S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.