000 ABNT20 KNHC 250545 TWOAT TROPICAL WEATHER OUTLOOK NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 200 AM EDT THU SEP 25 2008 FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO... A WELL-DEFINED SURFACE LOW PRESSURE SYSTEM CENTERED ABOUT 225 MILES SOUTHEAST OF THE SOUTH CAROLINA-NORTH CAROLINA BORDER IS MOVING SLOWLY WESTWARD. SHOWERS AND THUNDERSTORMS HAVE BECOME A LITTLE BETTER ORGANIZED THIS MORNING AND THIS SYSTEM COULD DEVELOP INTO A SUBTROPICAL OR TROPICAL CYCLONE LATER TODAY. REGARDLESS OF WHETHER OR NOT THIS SYSTEM BECOMES A SUBTROPICAL OR TROPICAL CYCLONE... STRONG WINDS...COASTAL FLOODING...HIGH SURF...AND DANGEROUS RIP CURRENTS WILL CONTINUE ALONG PORTIONS OF THE U.S. EAST COAST DURING THE NEXT COUPLE OF DAYS. OUTER RAINBANDS ARE ALREADY SPREADING ONSHORE THE SOUTHEASTERN COAST OF NORTH CAROLINA...AND BUOY AND SHIP REPORTS INDICATE WINDS IN EXCESS OF 50 MPH ARE OCCURRING NORTH AND WEST OF THE CENTER. INTERESTS ALONG THE U.S. EAST COAST FROM THE CAROLINAS NORTHWARD TO MID-ATLANTIC REGION SHOULD CLOSELY MONITOR STATEMENTS FROM THEIR LOCAL NATIONAL WEATHER SERVICE FORECAST OFFICES...AND ALSO HIGH SEAS FORECASTS ISSUED BY THE OCEAN PREDICTION CENTER IN WASHINGTON D.C. FOR ADDITIONAL INFORMATION AND WARNINGS. ANOTHER WELL-DEFINED LOW PRESSURE SYSTEM CENTERED ABOUT 140 MILES EAST-NORTHEAST OF THE TURKS AND CAICOS ISLANDS IS MOVING NORTHWARD AT 10 TO 15 MPH. THUNDERSTORM ACTIVITY HAS INCREASED AND BECOME BETTER ORGANIZED DURING THE PAST SEVERAL HOURS...AND UPPER-LEVEL WINDS ARE EXPECTED TO GRADUALLY BECOME MORE FAVORABLE FOR A TROPICAL DEPRESSION TO DEVELOP DURING THE NEXT DAY OR SO. IN ADDITION...THE THREAT FOR HEAVY RAINFALL AND ASSOCIATED FLOODS AND MUD SLIDES OVER HISPANIOLA...PUERTO RICO... AND THE VIRGIN ISLANDS WILL CONTINUE THROUGH TODAY. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER STEWART