000 FZNT26 KNHC 120848 OFFN05 NAVTEX MARINE FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 448 AM EDT THU SEP 12 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 EXPECTED TO ENTER THE EASTERN CARIBBEAN ON THURSDAY...AND MERGE WITH A BROAD SURFACE TROUGH AS IT MOVES ACROSS THE REGION ON FRIDAY. THIS WILL INCREASE THE CHANCES FOR SHOWERS AND THUNDERSTORMS WITH ISOLATED AREAS OF LOCALLY HEAVY RAINFALL ACROSS THE REGIONAL WATERS ON THURSDAY AND FRIDAY WITH MODERATE EAST NORTHEAST WINDS. SAN JUAN ATLANTIC WATERS .TODAY...NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT...BUILDING TO 4 TO 6 FT IN THE AFTERNOON. SCATTERED SHOWERS AND ISOLATED TSTMS. .TONIGHT...NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .FRI AND FRI NIGHT...E WINDS 5 TO 10 KT. SEAS 4 TO 6 FT. .SAT THROUGH MON...E WINDS 5 TO 10 KT. SEAS 3 TO 5 FT. SAN JUAN CARIBBEAN WATERS .TODAY...NE WINDS 10 TO 15 KT...DIMINISHING TO 5 TO 10 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. SCATTERED SHOWERS AND ISOLATED TSTMS. .TONIGHT...NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. .FRI AND FRI NIGHT...E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. .SAT THROUGH MON...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.