000 ABPZ20 KNHC 311137 TWOEP TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 500 AM PDT THU OCT 31 2013 FOR THE EASTERN NORTH PACIFIC...EAST OF 140 DEGREES WEST LONGITUDE.. SHOWER ACTIVITY ASSOCIATED WITH A BROAD LOW PRESSURE AREA CENTERED ABOUT 350 MILES SOUTHWEST OF MANZANILLO MEXICO HAS CHANGED LITTLE IN ORGANIZATION DURING THE PAST FEW HOURS. HOWEVER...UPPER-LEVEL WINDS ARE BECOMING MORE FAVORABLE...AND ADDITIONAL DEVELOPMENT OF THE LOW IS EXPECTED DURING THE NEXT COUPLE OF DAYS WHILE IT MOVES NORTH-NORTHWESTWARD AT ABOUT 5 MPH. THIS SYSTEM HAS A MEDIUM CHANCE...50 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS...AND A HIGH CHANCE...70 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 5 DAYS. && FIVE-DAY FORMATION PROBABILITIES ARE EXPERIMENTAL IN 2013. COMMENTS ON THE EXPERIMENTAL FORECASTS CAN BE PROVIDED AT... HTTP://WWW.NWS.NOAA.GOV/SURVEY/NWS-SURVEY.PHP?CODE=ETWO $$ FORECASTER BERG