000 ABNT20 KNHC 210541 TWOAT TROPICAL WEATHER OUTLOOK NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 200 AM EDT SUN SEP 21 2008 FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO... A TROPICAL WAVE...ACCOMPANIED BY A SURFACE LOW PRESSURE SYSTEM OVER THE NORTHEASTERN CARIBBEAN SEA...IS PRODUCING WIDESPREAD CLOUDINESS AND SHOWERS OVER THE LESSER ANTILLES...AND ADJACENT CARIBBEAN AND ATLANTIC WATERS. THIS SYSTEM CONTINUES TO SHOW SIGNS OF ORGANIZATION...AND UPPER-LEVEL WINDS ARE EXPECTED TO BECOME A LITTLE MORE FAVORABLE FOR DEVELOPMENT OVER THE NEXT COUPLE OF DAYS. A TROPICAL DEPRESSION COULD FORM DURING THIS TIME AS THE SYSTEM MOVES SLOWLY NORTHWESTWARD. AN AIR FORCE RESERVE HURRICANE HUNTER AIRCRAFT IS SCHEDULED TO INVESTIGATE THE SYSTEM ON SUNDAY...IF NECESSARY. REGARDLESS OF DEVELOPMENT...LOCALLY HEAVY RAINFALL AND STRONG GUSTY WINDS WILL AFFECT MUCH OF THE LESSER ANTILLES...THE VIRGIN ISLANDS AND PUERTO RICO THROUGH TONIGHT. THE BROAD AREA OF LOW PRESSURE PREVIOUSLY OVER THE SOUTHWESTERN CARIBBEAN SEA HAS MOVED INLAND OVER NICARAGUA. NO DEVELOPMENT OF THIS SYSTEM IS EXPECTED. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER BEVEN