000 ABPZ20 KNHC 132358 TWOEP TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 500 PM PDT SAT AUG 13 2011 FOR THE EASTERN NORTH PACIFIC...EAST OF 140 DEGREES WEST LONGITUDE.. SHOWER AND THUNDERSTORM ACTIVITY HAS DECREASED SOMEWHAT DURING THE LAST SEVERAL HOURS IN ASSOCIATION WITH THE LOW PRESSURE SYSTEM CENTERED ABOUT 1175 MILES SOUTHWEST OF THE SOUTHERN TIP OF BAJA CALIFORNIA. WHILE THE LOW-LEVEL CIRCULATION OF THIS DISTURBANCE HAS CHANGED LITTLE IN ORGANIZATION...UPPER-LEVEL WINDS ARE EXPECTED TO BECOME MORE CONDUCIVE FOR ADDITIONAL DEVELOPMENT AND A TROPICAL DEPRESSION COULD STILL FORM. THIS SYSTEM HAS A HIGH CHANCE...80 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS AS IT MOVES GENERALLY WESTWARD AT 10 TO 15 MPH. THERE HAS BEEN LITTLE CHANGE IN THE ORGANIZATION OF CLOUDINESS AND SHOWERS ASSOCIATED WITH A DISTURBED WEATHER AREA LOCATED SEVERAL HUNDRED MILES SOUTH OF ACAPULCO MEXICO. ANY DEVELOPMENT OF THIS SYSTEM SHOULD BE SLOW TO OCCUR. THIS SYSTEM HAS A LOW CHANCE...10 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS AS IT MOVES WESTWARD OR WEST-NORTHWESTWARD AT 10 TO 15 MPH. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER KIMBERLAIN/LOWRY