000 ABPZ20 KNHC 292315 TWOEP TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 500 PM PDT MON OCT 29 2012 FOR THE EASTERN NORTH PACIFIC...EAST OF 140 DEGREES WEST LONGITUDE.. SHOWERS AND THUNDERSTORMS CONTINUE IN ASSOCIATION WITH AN AREA OF LOW PRESSURE LOCATED ABOUT 770 MILES WEST-SOUTHWEST OF MANZANILLO MEXICO. UPPER-LEVEL WINDS ARE BECOMING UNFAVORABLE FOR DEVELOPMENT...AND THIS SYSTEM HAS A MEDIUM CHANCE...40 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS AS IT MOVES WEST-NORTHWESTWARD AT AROUND 10 MPH. SHOWERS AND THUNDERSTORMS ASSOCIATED WITH A WEAK AREA OF LOW PRESSURE LOCATED ABOUT 430 MILES SOUTH-SOUTHWEST OF MANZANILLO MEXICO HAVE CHANGED LITTLE IN ORGANIZATION. UPPER-LEVEL WINDS ARE ONLY MARGINALLY CONDUCIVE FOR DEVELOPMENT BUT ARE EXPECTED TO BECOME LESS FAVORABLE WITHIN A DAY OR SO. THIS SYSTEM HAS A LOW CHANCE...20 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS AS IT MOVES SLOWLY WEST-NORTHWESTWARD. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER ROBERTS