000 ABPZ20 KNHC 312333 TWOEP TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 500 PM PDT FRI AUG 31 2012 FOR THE EASTERN NORTH PACIFIC...EAST OF 140 DEGREES WEST LONGITUDE.. THE NATIONAL HURRICANE CENTER IS ISSUING ADVISORIES ON RECENTLY DOWNGRADED TROPICAL STORM ILEANA...LOCATED ABOUT 395 MILES WEST OF THE SOUTHERN TIP OF BAJA CALIFORNIA. AN ELONGATED TROUGH OF LOW PRESSURE IS PRODUCING A LARGE AREA OF DISORGANIZED SHOWERS AND THUNDERSTORMS EXTENDING SEVERAL HUNDRED MILES OFFSHORE OF THE COAST OF SOUTHERN MEXICO AND CENTRAL AMERICA. GRADUAL DEVELOPMENT OF THIS SYSTEM IS POSSIBLE AS IT MOVES WEST-NORTHWESTWARD AT ABOUT 15 MPH DURING THE NEXT COUPLE OF DAYS. THIS SYSTEM HAS A MEDIUM CHANCE...30 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER CANGIALOSI