000 ABPZ20 KNHC 131137 TWOEP TROPICAL WEATHER OUTLOOK NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 500 AM PDT THU AUG 13 2009 FOR THE EASTERN NORTH PACIFIC...EAST OF 140 DEGREES WEST LONGITUDE.. THE NATIONAL HURRICANE CENTER IS ISSUING ADVISORIES ON RECENTLY- UPGRADED TROPICAL STORM GUILLERMO...LOCATED ABOUT 839 MILES WEST-SOUTHWEST OF THE SOUTHERN TIP OF BAJA CALIFORNIA. THE REMNANT LOW OF TROPICAL DEPRESSION NINE-E IS LOCATED ABOUT 1750 MILES WEST-SOUTHWEST OF THE SOUTHERN TIP OF BAJA CALIFORNIA. SHOWER AND THUNDERSTORM ACTIVITY HAS INCREASED THIS MORNING NEAR THE CENTER OF THE WEAK CIRCULATION...AND THE UPPER LEVEL WIND ENVIRONMENT APPEARS TO BE BECOMING A LITTLE MORE FAVORABLE FOR RE-DEVELOPMENT. 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. PUBLIC ADVISORIES ON GUILLERMO ARE ISSUED UNDER WMO HEADER WTPZ35 KNHC AND UNDER AWIPS HEADER MIATCPEP5. FORECAST/ADVISORIES ARE ISSUED UNDER WMO HEADER WTPZ25 KNHC AND UNDER AWIPS HEADER MIATCMEP5. $$ FORECASTER ROBERTS/BEVEN