000 ABPZ20 KNHC 052339 TWOEP TROPICAL WEATHER OUTLOOK NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 400 PM PST THU NOV 5 2009 FOR THE EASTERN NORTH PACIFIC...EAST OF 140 DEGREES WEST LONGITUDE.. SHOWER AND THUNDERSTORM ACTIVITY ASSOCIATED WITH AN AREA OF LOW PRESSURE LOCATED ABOUT 270 MILES SOUTH OF THE MEXICO/GUATEMALA BORDER HAS DIMINISHED THIS EVENING. SOME DEVELOPMENT IS POSSIBLE OVER THE NEXT DAY OR SO BEFORE UPPER-LEVEL WINDS BECOME LESS CONDUCIVE. THERE IS A MEDIUM CHANCE...30 TO 50 PERCENT...OF THIS SYSTEM BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS AS IT DRIFTS TO THE NORTH OR NORTHEAST. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER ROBERTS/PASCH