000 ABPZ20 KNHC 202348 TWOEP TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 500 PM PDT THU SEP 20 2012 FOR THE EASTERN NORTH PACIFIC...EAST OF 140 DEGREES WEST LONGITUDE.. SHOWER AND THUNDERSTORM ACTIVITY IS GRADUALLY BECOMING BETTER ORGANIZED IN ASSOCIATION WITH AN AREA OF LOW PRESSURE LOCATED ABOUT 300 MILES SOUTHWEST OF ACAPULCO MEXICO. ENVIRONMENTAL CONDITIONS ARE CONDUCIVE FOR CONTINUED SLOW DEVELOPMENT OF THIS DISTURBANCE 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 WESTWARD TO WEST-NORTHWESTWARD AT 5 TO 10 MPH. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER KIMBERLAIN