000 ABPZ20 KNHC 281134 TWOEP TROPICAL WEATHER OUTLOOK NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 500 AM PDT FRI AUG 28 2009 FOR THE EASTERN NORTH PACIFIC...EAST OF 140 DEGREES WEST LONGITUDE.. DISORGANIZED SHOWERS AND THUNDERSTORMS CONTINUE IN ASSOCIATION WITH A LOW PRESSURE AREA LOCATED A COUPLE HUNDRED MILES SOUTH OF ACAPULCO MEXICO. ENVIRONMENTAL CONDITIONS ARE EXPECTED TO REMAIN FAVORABLE FOR GRADUAL DEVELOPMENT OF THIS SYSTEM AS IT MOVES WEST TO WEST-NORTHWESTWARD NEAR 10 MPH OVER THE NEXT COUPLE OF DAYS. THERE IS A MEDIUM CHANCE...30 TO 50 PERCENT...OF THIS SYSTEM BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS. SHOWER AND THUNDERSTORM ACTIVITY ASSOCIATED WITH A BROAD AREA OF LOW PRESSURE ABOUT 950 MILES SOUTH-SOUTHWEST OF THE SOUTHERN TIP OF BAJA CALIFORNIA HAS CHANGED LITTLE IN ORGANIZATION DURING THE PAST SEVERAL HOURS. HOWEVER...UPPER-LEVEL WINDS APPEAR FAVORABLE FOR ADDITIONAL DEVELOPMENT OF THIS SYSTEM DURING THE NEXT COUPLE OF DAYS AS IT MOVES WEST-NORTHWESTWARD AT 10 TO 15 MPH. THERE IS A MEDIUM CHANCE...30 TO 50 PERCENT...OF THIS SYSTEM BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER BLAKE