000 ABNT20 KNHC 202343 TWOAT TROPICAL WEATHER OUTLOOK NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 800 PM EDT SAT SEP 20 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 IS SHOWING 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 UNIT RECONNAISSANCE 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 SUNDAY. A BROAD AREA OF LOW PRESSURE...ACCOMPANIED BY DISORGANIZED SHOWER ACTIVITY...CONTINUES OVER THE SOUTHWESTERN CARIBBEAN SEA JUST EAST OF NICARAGUA. UPPER-LEVEL WINDS ARE CURRENTLY UNFAVORABLE FOR ANY SIGNIFICANT DEVELOPMENT. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER BEVEN