000 ABPZ20 KNHC 211740 TWOEP TROPICAL WEATHER OUTLOOK NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 1100 AM PDT SUN JUN 21 2009 FOR THE EASTERN NORTH PACIFIC...EAST OF 140 DEGREES WEST LONGITUDE.. SHOWERS AND THUNDERSTORMS ASSOCIATED WITH THE AREA OF LOW PRESSURE CENTERED ABOUT 175 MILES SOUTHWEST OF ACAPULCO MEXICO CONTINUE TO BECOME BETTER ORGANIZED...AND A TROPICAL DEPRESSION APPEARS TO BE FORMING. ADVISORIES ON THIS SYSTEM WILL LIKELY BE INITIATED LATER TODAY. THERE IS A HIGH CHANCE...GREATER THAN 50 PERCENT...OF THIS SYSTEM BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS. HEAVY RAINS COULD AFFECT PORTIONS OF THE SOUTHERN AND SOUTHWESTERN COAST OF MEXICO DURING THE NEXT DAY OR TWO...AND INTERESTS IN THIS REGION SHOULD MONITOR THE PROGRESS OF THIS SYSTEM. AN AREA OF LOW PRESSURE LOCATED ABOUT 1500 MILES SOUTHWEST OF THE SOUTHERN TIP OF BAJA CALIFORNIA CONTINUES TO PRODUCE DISORGANIZED SHOWERS AND THUNDERSTORMS. DEVELOPMENT OF THIS SYSTEM...IF ANY... WILL BE SLOW TO OCCUR AS IT MOVES SLOWLY EAST-NORTHEASTWARD OVER THE NEXT COUPLE OF DAYS. THERE IS A LOW CHANCE...LESS THAN 30 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 BERG/PASCH