000 ABNT20 KNHC 010543 TWOAT TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 200 AM EDT THU SEP 1 2011 FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO... THE NATIONAL HURRICANE CENTER IS ISSUING ADVISORIES ON RECENTLY-UPGRADED HURRICANE KATIA...LOCATED ABOUT 1165 MILES EAST OF THE LEEWARD ISLANDS. A LARGE AREA OF CLOUDINESS AND THUNDERSTORMS OVER THE EASTERN GULF OF MEXICO...ASSOCIATED WITH A TROUGH OF LOW PRESSURE...HAS CHANGED LITTLE IN ORGANIZATION DURING THE PAST SEVERAL HOURS. UPPER-LEVEL WINDS ARE CURRENTLY UNFAVORABLE FOR DEVELOPMENT. HOWEVER... CONDITIONS ARE FORECAST TO BECOME MORE CONDUCIVE LATER TODAY...AND THE SYSTEM COULD BECOME A TROPICAL DEPRESSION DURING THE NEXT DAY OR SO. THIS SYSTEM HAS A HIGH CHANCE...60 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS AS IT MOVES SLOWLY NORTHWESTWARD. INTERESTS ALONG THE ENTIRE NORTHERN GULF OF MEXICO COAST SHOULD MONITOR THE PROGRESS OF THIS DISTURBANCE. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER BEVEN