000 FZNT25 KNHC 272057 OFFN04 NAVTEX MARINE FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 457 PM EDT SUN SEP 27 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...BROAD LOW PRES PREVAILS ACROSS THE ENTIRE GULF WITH A 1007 SURFACE LOW OFF THE N COAST OF THE YUCATAN PENINSULA DRIFTING NORTHWARD. THIS LOW IS EXPECTED TO CONTINUE NORTHWARD TONIGHT THEN MOVE NORTH-NORTHEASTWARD MON THROUGH TUE...AND BRING AN INCREASE IN WINDS...SEAS...AND VERY ACTIVE WEATHER ACROSS THE EASTERN GULF. MEANWHILE...A WEAK LOW CENTER ACROSS THE NW GULF WILL MEANDER THROUGH TUE NIGHT THEN SHIFT S WED THROUGH FRI. .TONIGHT...SE WINDS 10 TO 15 KT...INCREASING TO 15 TO 20 KT AFTER MIDNIGHT. SEAS 3 TO 5 FT. SCATTERED TSTMS. .MON...SE TO S WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. SCATTERED SHOWERS AND ISOLATED TSTMS. .MON NIGHT...S TO SW WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. SCATTERED SHOWERS AND ISOLATED TSTMS. .TUE...SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. SCATTERED SHOWERS AND ISOLATED TSTMS. .TUE NIGHT...SW TO W WINDS 10 TO 15 KT...DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. SEAS 2 FT OR LESS. .WED...W WINDS 5 TO 10 KT. SEAS 2 FT OR LESS. .WED NIGHT...W TO NW WINDS 5 TO 10 KT. SEAS 2 FT OR LESS. .THU...NW WINDS 5 TO 10 KT. SEAS 2 FT OR LESS. .THU NIGHT...NW WINDS 5 TO 10 KT. SEAS 2 FT OR LESS. .FRI...NW TO N WINDS 5 TO 10 KT. SEAS 2 FT OR LESS. .FRI NIGHT...N WINDS 5 TO 10 KT. SEAS 2 FT OR LESS. WITHIN 200 NM EAST OF THE COAST OF FLORIDA .SYNOPSIS....A BROAD 1009 MB LOW PRES CENTERED NEAR 27N69W HAS SOME POTENTIAL TO DEVELOP INTO A TROPICAL CYCLONE DURING THE NEXT FEW DAYS AS IT MOVES SLOWLY N. AS THE LOW PRES SHIFTS SLOWLY N AND OUT OF THE AREA THROUGH LATE TUE...HIGH PRESSURE WILL BUILD IN FROM THE NE BY MIDWEEK BEHIND A COLD FRONT MOVING S ACROSS NE PORTIONS OF THE AREA. LARGE NE SWELL WILL MOVE INTO THE NE PART OF THE AREA TONIGHT THROUGH MON AND SPREAD SW THROUGH MID WEEK. .TONIGHT...NE TO E WINDS 5 TO 10 KT. SEAS 2 FT OR LESS S OF 27N... AND 4 TO 6 FT N OF 27N. .MON...E WINDS 5 TO 10 KT. SEAS 2 FT OR LESS S OF 27N...AND 4 TO 6 FT N OF 27N. .MON NIGHT...NE TO E WINDS 5 TO 10 KT. SEAS 2 FT OR LESS S OF 27N...AND 4 TO 6 FT N OF 27N. .TUE...NE TO E WINDS 5 TO 10 KT...SHIFTING TO W IN THE AFTERNOON. SEAS 2 FT OR LESS S OF 27N...AND 4 TO 6 FT N OF 27N. .TUE NIGHT...W WINDS 5 TO 10 KT. SEAS 2 FT OR LESS S OF 27N...AND 4 TO 6 FT N OF 27N. .WED...W WINDS 5 TO 10 KT. SEAS 2 FT OR LESS S OF 27N...AND 4 TO 6 FT N OF 27N. .WED NIGHT...W TO NW WINDS 5 TO 10 KT. SEAS 2 FT OR LESS S OF 27N...AND 4 TO 6 FT N OF 27N. .THU...W TO NW WINDS 5 TO 10 KT. SEAS 2 FT OR LESS S OF 27N...AND 4 TO 6 FT N OF 27N. .THU NIGHT...NW WINDS 5 TO 10 KT. SEAS 2 FT OR LESS S OF 27N... AND 4 TO 6 FT N OF 27N. .FRI...W TO NW WINDS 5 TO 10 KT. SEAS 2 FT OR LESS S OF 27N...AND 4 TO 6 FT N OF 27N. .FRI NIGHT...NW WINDS 5 TO 10 KT...INCREASING TO 10 TO 15 KT AFTER MIDNIGHT. SEAS 2 FT OR LESS S OF 27N...AND 4 TO 6 FT N OF 27N.