000 ABPZ20 KNHC 222332 TWOEP TROPICAL WEATHER OUTLOOK NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 500 PM PDT SAT AUG 22 2009 FOR THE EASTERN NORTH PACIFIC...EAST OF 140 DEGREES WEST LONGITUDE.. THE NATIONAL HURRICANE CENTER IS ISSUING ADVISORIES ON NEWLY-FORMED TROPICAL STORM HILDA...LOCATED ABOUT 1225 MILES EAST-SOUTHEAST OF HILO HAWAII. SHOWERS AND THUNDERSTORMS REMAIN DISORGANIZED IN ASSOCIATION WITH WITH A BROAD AREA OF LOW PRESSURE LOCATED ABOUT A THOUSAND MILES SOUTHWEST OF THE SOUTHERN TIP OF BAJA CALIFORNIA. DEVELOPMENT OF THIS SYSTEM IS NOT ANTICIPATED AS IT MOVES SLOWLY WESTWARD. THERE IS A LOW CHANCE...LESS THAN 30 PERCENT...OF THIS SYSTEM BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS. A TROPICAL WAVE LOCATED ABOUT 500 MILES SOUTH-SOUTHWEST OF MANZANILLO MEXICO IS PRODUCING A LARGE AREA OF SHOWERS AND THUNDERSTORMS. CONDITIONS APPEAR FAVORABLE FOR SLOW DEVELOPMENT OF THIS SYSTEM DURING THE NEXT COUPLE DAYS AS IT MOVES TOWARD THE WEST-NORTHWEST AT 10 TO 15 MPH. 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 HILDA ARE ISSUED UNDER WMO HEADER WTPZ31 KNHC AND UNDER AWIPS HEADER MIATCPEP1. FORECAST/ADVISORIES ARE ISSUED UNDER WMO HEADER WTPZ21 KNHC AND UNDER AWIPS HEADER MIATCMEP1. $$ FORECASTER BLAKE