000 ABNT20 KNHC 130004 TWOAT TROPICAL WEATHER OUTLOOK NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 800 PM EDT SUN OCT 12 2008 FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO... THE NATIONAL HURRICANE CENTER HAS INITIATED ADVISORIES ON TROPICAL STORM NANA...LOCATED ABOUT 925 MILES WEST OF THE CAPE VERDE ISLANDS. THE AREA OF LOW PRESSURE CENTERED A COUPLE HUNDRED MILES SOUTH-SOUTHWEST OF PUERTO RICO HAS CHANGED LITTLE IN ORGANIZATION OVER THE PAST SEVERAL HOURS. UPPER-LEVEL SOUTHWESTERLY WINDS... WHICH HAVE BEEN HINDERING DEVELOPMENT...ARE FORECAST TO DIMINISH SLIGHTLY OVER THE NEXT DAY OR SO...AND THIS SYSTEM HAS THE POTENTIAL TO BECOME A TROPICAL DEPRESSION TOMORROW. IF NECESSARY...AN AIR FORCE RESERVE UNIT RECONNAISSANCE AIRCRAFT WILL INVESTIGATE THE SYSTEM TOMORROW AFTERNOON. REGARDLESS OF WHETHER OR NOT THE SYSTEM BECOMES A TROPICAL CYCLONE...HEAVY RAINS ASSOCIATED WITH THE LOW WILL AFFECT PUERTO RICO AND PORTIONS OF THE LEEWARD ISLANDS OVER THE NEXT FEW DAYS. IN SOME AREAS THESE RAINS COULD CAUSE FLASH FLOODS. FOR INFORMATION SPECIFIC TO YOUR AREA...PLEASE CONSULT STATEMENTS ISSUED BY YOUR LOCAL WEATHER OFFICE. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. PUBLIC ADVISORIES ON NANA ARE ISSUED UNDER WMO HEADER WTNT34 AND UNDER AWIPS HEADER MIATCPAT4. FORECAST/ADVISORIES ON NANA ARE ISSUED UNDER WMO HEADER WTNT24 AND UNDER AWIPS HEADER MIATCMAT4. $$ FORECASTER FRANKLIN