000 ABPZ20 KNHC 121142 TWOEP TROPICAL WEATHER OUTLOOK NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 500 AM PDT TUE AUG 12 2008 FOR THE EASTERN NORTH PACIFIC...EAST OF 140 DEGREES WEST LONGITUDE.. THE NATIONAL HURRICANE CENTER IS ISSUING ADVISORIES ON TROPICAL STORM HERNAN...LOCATED ABOUT 1505 MILES WEST OF THE SOUTHERN TIP OF BAJA CALIFORNIA. SHOWERS AND THUNDERSTORMS ASSOCIATED WITH AN AREA OF LOW PRESSURE LOCATED ABOUT 200 MILES SOUTH-SOUTHWEST OF ACAPULCO MEXICO ARE CURRENTLY DISORGANIZED. DEVELOPMENT OF THIS SYSTEM...IF ANY...IS EXPECTED TO BE SLOW TO OCCUR AS IT MOVES WEST-NORTHWESTWARD AT 10 TO 15 MPH. THUNDERSTORMS HAVE INCREASED IN ASSOCIATION WITH AN AREA OF LOW PRESSURE LOCATED ABOUT 800 MILES WEST-SOUTHWEST OF MANZANILLO MEXICO. WHILE UPPER-LEVEL WINDS ARE ONLY MARGINALLY FAVORABLE FOR DEVELOPMENT...THIS SYSTEM COULD BECOME A TROPICAL DEPRESSION DURING THE NEXT DAY OR SO AS IT MOVES WEST-SOUTHWESTWARD AT 10 TO 15 MPH. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER RHOME/PASCH