000 ABNT20 KNHC 052333 TWOAT TROPICAL WEATHER OUTLOOK NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 800 PM EDT SUN SEP 5 2010 FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO... SHOWER AND THUNDERSTORM ACTIVITY ASSOCIATED WITH THE REMNANT LOW OF GASTON LOCATED ABOUT 600 MILES EAST OF THE LEEWARD ISLANDS HAS CHANGED LITTLE DURING THE PAST FEW HOURS. DATA FROM THE NATIONAL SCIENCE FOUNDATION G-V AIRCRAFT INDICATE THAT VERY DRY AIR IS PRESENT NEAR THE LOW PRESSURE AREA...WHICH MAY BE INHIBITING FURTHER ORGANIZATION OF THIS SYSTEM. HOWEVER...UPPER-LEVEL WINDS APPEAR CONDUCIVE FOR SOME DEVELOPMENT...AND THE LOW SHOULD BE MOVING INTO AN AREA WITH HIGHER MOISTURE VALUES IN A DAY OR SO. THERE IS A HIGH CHANCE...60 PERCENT...OF THIS SYSTEM BECOMING A TROPICAL CYCLONE AGAIN DURING THE NEXT 48 HOURS AS IT MOVES WESTWARD AT ABOUT 15 MPH. INTERESTS IN THE LEEWARD ISLANDS SHOULD MONITOR THE PROGRESS OF THIS SYSTEM. THUNDERSTORMS HAVE INCREASED NEAR AN AREA OF LOW PRESSURE LOCATED OVER THE EXTREME SOUTHWESTERN GULF OF MEXICO. ENVIRONMENTAL CONDITIONS APPEAR FAVORABLE FOR TROPICAL DEPRESSION FORMATION BEFORE THE SYSTEM MOVES INLAND IN A DAY OR TWO. THERE IS A HIGH CHANCE...80 PERCENT...OF THIS SYSTEM BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS AS IT MOVES NORTHWESTWARD AT 5 TO 10 MPH. REGARDLESS OF DEVELOPMENT...THIS SYSTEM IS CAPABLE OF PRODUCING HEAVY RAINFALL DURING THE NEXT COUPLE OF DAYS...AND INTERESTS ALONG THE WESTERN GULF COAST OF MEXICO SHOULD MONITOR THE PROGRESS OF THIS LOW. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER BLAKE