000 ABPZ20 KNHC 221737 TWOEP TROPICAL WEATHER OUTLOOK NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 1100 AM PDT TUE JUN 22 2010 FOR THE EASTERN NORTH PACIFIC...EAST OF 140 DEGREES WEST LONGITUDE.. THE NATIONAL HURRICANE CENTER IS ISSUING ADVISORIES ON HURRICANE CELIA LOCATED ABOUT 515 MILES SOUTH OF MANZANILLO MEXICO. SHOWERS AND THUNDERSTORMS ASSOCIATED WITH AN AREA OF LOW PRESSURE LOCATED A FEW HUNDRED MILES SOUTH-SOUTHWEST OF GUATEMALA HAVE BECOME BETTER ORGANIZED THIS MORNING. ENVIRONMENTAL CONDITIONS APPEAR FAVORABLE FOR A TROPICAL DEPRESSION TO FORM DURING THE NEXT DAY OR SO. THERE IS A HIGH CHANCE...80 PERCENT...OF THIS SYSTEM BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS AS IT MOVES WEST-NORTHWESTWARD AT ABOUT 10 MPH. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER BROWN