000 ABPZ20 KNHC 311134 TWOEP TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 500 AM PDT WED AUG 31 2011 FOR THE EASTERN NORTH PACIFIC...EAST OF 140 DEGREES WEST LONGITUDE.. SATELLITE PICTURES INDICATE THAT SHOWER ACTIVITY REMAINS CONCENTRATED NEAR THE CENTER OF A LOW PRESSURE AREA CENTERED ABOUT 60 MILES WEST-SOUTHWEST OF ZIHUATANEJO MEXICO...AND A TROPICAL DEPRESSION MAY BE FORMING. IF CURRENT TRENDS CONTINUE...ADVISORIES WOULD BE INITIATED LATER THIS MORNING. THIS SYSTEM HAS A HIGH CHANCE...90 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS AS IT MOVES SLOWLY WEST-NORTHWESTWARD TO NORTHWESTWARD AT 5 TO 10 MPH. REGARDLESS OF DEVELOPMENT...LOCALLY HEAVY RAINS ARE LIKELY OVER COASTAL SECTIONS OF THE MEXICAN STATES OF GUERRERO...MICHOACAN...AND COLIMA THROUGH THURSDAY. INTERESTS IN THESE AREAS AND THE SOUTHERN BAJA PENINSULA SHOULD CONTINUE TO MONITOR THE PROGRESS OF THIS DISTURBANCE. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER KIMBERLAIN