000 ABPZ20 KNHC 151157 TWOEP TROPICAL WEATHER OUTLOOK NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 500 AM PDT THU OCT 15 2009 FOR THE EASTERN NORTH PACIFIC...EAST OF 140 DEGREES WEST LONGITUDE.. A LOW PRESSURE AREA LOCATED ABOUT 400 MILES SOUTH OF THE GULF OF TEHUANTEPEC HAS CHANGED LITTLE IN ORGANIZATION THIS MORNING. ENVIRONMENTAL CONDITIONS APPEAR FAVORABLE FOR DEVELOPMENT AND A TROPICAL DEPRESSION COULD FORM OVER THE NEXT COUPLE OF DAYS AS THE SYSTEM MOVES WEST-NORTHWESTWARD AT 10 TO 15 MPH. THERE IS A MEDIUM CHANCE...30 TO 50 PERCENT...OF THIS SYSTEM BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER CANGIALOSI/BROWN