000 ABPZ20 KNHC 300534 TWOEP TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 1100 PM PDT MON AUG 29 2011 FOR THE EASTERN NORTH PACIFIC...EAST OF 140 DEGREES WEST LONGITUDE.. SHOWERS AND A FEW THUNDERSTORMS ASSOCIATED WITH AN AREA OF LOW PRESSURE CENTERED ABOUT 100 MILES SOUTH-SOUTHWEST OF ACAPULCO MEXICO HAVE CHANGED LITTLE IN ORGANIZATION DURING THE PAST SEVERAL HOURS. HOWEVER...SURFACE OBSERVATIONS AND SATELLITE IMAGERY INDICATE THAT THE LOW-LEVEL CIRCULATION HAS BECOME A LITTLE BETTER DEFINED THIS EVENING. EXCEPT FOR THE PROXIMITY OF THIS SYSTEM TO LAND...ENVIRONMENTAL CONDITIONS APPEAR CONDUCIVE FOR ADDITIONAL DEVELOPMENT OVER THE NEXT COUPLE OF DAYS. THIS SYSTEM HAS A MEDIUM CHANCE...50 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS AS IT MOVES SLOWLY WEST-NORTHWESTWARD AT 5 TO 10 MPH. REGARDLESS OF DEVELOPMENT...LOCALLY HEAVY RAINS ARE POSSIBLE NEAR COASTAL SECTIONS OF THE MEXICAN STATES OF GUERRERO...MICHOACAN... AND COLIMA THROUGH WEDNESDAY. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER BRENNAN