000 ABNT20 KNHC 070534 TWOAT TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 200 AM EDT WED SEP 7 2011 FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO... THE NATIONAL HURRICANE CENTER IS ISSUING ADVISORIES ON HURRICANE KATIA...LOCATED ABOUT 315 MILES SOUTH-SOUTHWEST OF BERMUDA...AND ON TROPICAL DEPRESSION FOURTEEN...LOCATED ABOUT 1580 MILES EAST OF THE LESSER ANTILLES. A BROAD AREA OF LOW PRESSURE LOCATED OVER THE EXTREME SOUTHWESTERN GULF OF MEXICO HAS CHANGED LITTLE IN ORGANIZATION OVER THE PAST FEW HOURS...BUT SOME GRADUAL DEVELOPMENT OF THIS SYSTEM IS POSSIBLE OVER THE NEXT COUPLE OF DAYS. THIS SYSTEM HAS A MEDIUM CHANCE...40 PERCENT...OF BECOMING A TROPICAL CYCLONE AS IT MOVES LITTLE DURING THE NEXT 48 HOURS. AN AIR FORCE RESERVE HURRICANE HUNTER AIRCRAFT IS SCHEDULED TO INVESTIGATE THIS SYSTEM TODAY...IF NECESSARY. A TROPICAL WAVE LOCATED ABOUT 300 MILES EAST OF THE LEEWARD ISLANDS IS EXPECTED TO BRING CLOUDINESS AND SHOWERS OVER THESE ISLANDS DURING THE NEXT DAY OR SO AS IT MOVES WESTWARD AT AROUND 20 MPH. UPPER-LEVEL WINDS ARE NOT FAVORABLE FOR SIGNIFICANT DEVELOPMENT... AND THIS SYSTEM HAS A LOW CHANCE...10 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. PUBLIC ADVISORIES ON TROPICAL DEPRESSION FOURTEEN ARE ISSUED UNDER WMO HEADER WTNT34 KNHC AND UNDER AWIPS HEADER MIATCPAT4. FORECAST/ADVISORIES ON TROPICAL DEPRESSION FOURTEEN ARE ISSUED UNDER WMO HEADER WTNT24 KNHC AND UNDER AWIPS HEADER MIATCMAT4. $$ FORECASTER KIMBERLAIN