000 ABPZ20 KNHC 210533 TWOEP TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 1100 PM PDT THU SEP 20 2012 FOR THE EASTERN NORTH PACIFIC...EAST OF 140 DEGREES WEST LONGITUDE.. ALTHOUGH THE THUNDERSTORM ACTIVITY ASSOCIATED WITH AN AREA OF LOW PRESSURE CENTERED ABOUT 375 MILES SOUTH OF MANZANILLO MEXICO HAS CHANGED LITTLE IN ORGANIZATION TONIGHT...ENVIRONMENTAL CONDITIONS APPEAR TO BE CONDUCIVE FOR A TROPICAL DEPRESSION TO FORM DURING 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 AVILA