000 FZNT27 KNHC 151517 OFFN06 NAVTEX MARINE FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1117 AM EDT THU AUG 15 2013 ...PLEASE REFER TO COASTAL WATERS FORECASTS (CWF) AVAILABLE THROUGH NOAA WEATHER RADIO AND OTHER MEANS FOR DETAILED COASTAL WATERS FORECASTS... .SYNOPSIS...A TROPICAL WAVE IS MOVING ACROSS THE YUCATAN PENINSULA WITH A LOW PRES ALONG THE WAVE AXIS NEAR 19N88W. THE LOW PRESSURE WILL MOVE OFFSHORE THE YUCATAN PENINSULA NEAR 20.5N91W EARLY FRI MORNING AND NEAR 22.5N92.5W EARLY SAT MORNING. THEN...THE LOW PRES IS FORECAST TO MOVE N ACROSS THE CENTRAL GULF WATERS THROUGH MON...WITH THE POSSIBILITY OF TROPICAL CYCLONE FORMATION. NORTHWEST GULF OF MEXICO .THIS AFTERNOON...S WINDS 5 TO 10 KT. SEAS 1 TO 2 FT. .TONIGHT...SE WINDS 5 TO 10 KT. SEAS 1 TO 2 FT. .FRI...NE WINDS 5 TO 10 KT. SEAS 1 TO 2 FT...BUILDING TO 2 TO 3 FT IN THE AFTERNOON. .FRI NIGHT...NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT...BUILDING TO 3 TO 5 FT AFTER MIDNIGHT. .SAT...NE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. .SUN...SE WINDS 15 TO 20 KT. SEAS 3 TO 5 FT. .MON...SE WINDS 25 TO 30 KT. SEAS 5 TO 7 FT. NORTH CENTRAL AND NORTHEAST GULF OF MEXICO .THIS AFTERNOON...SW WINDS 5 TO 10 KT. SEAS 1 TO 2 FT. SCATTERED SHOWERS AND ISOLATED TSTMS. .TONIGHT...S WINDS 5 TO 10 KT. SEAS 1 TO 2 FT...BUILDING TO 2 TO 3 FT AFTER MIDNIGHT. SCATTERED SHOWERS AND ISOLATED TSTMS. .FRI...S WINDS 5 TO 10 KT...INCREASING TO 10 TO 15 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. SCATTERED SHOWERS AND ISOLATED TSTMS. .FRI NIGHT...SE WINDS 10 TO 15 KT...INCREASING TO 15 TO 20 KT AFTER MIDNIGHT. SEAS 3 TO 5 FT...BUILDING TO 4 TO 6 FT AFTER MIDNIGHT. SCATTERED SHOWERS AND ISOLATED TSTMS. .SAT...S WINDS 15 TO 20 KT. SEAS 5 TO 7 FT. .SUN...S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .MON...E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.