000 ABPZ20 KNHC 022353 TWOEP TROPICAL WEATHER OUTLOOK NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 500 PM PDT THU SEP 2 2010 FOR THE EASTERN NORTH PACIFIC...EAST OF 140 DEGREES WEST LONGITUDE.. SHOWERS AND THUNDERSTORMS ASSOCIATED WITH A BROAD AREA OF LOW PRESSURE LOCATED ABOUT 275 MILES WEST-SOUTHWEST OF PUERTO VALLARTA MEXICO HAVE DIMINISHED A BIT OVER THE PAST SEVERAL HOURS. UPPER-LEVEL WINDS ARE CURRENTLY CONDUCIVE FOR A TROPICAL DEPRESSION TO FORM AT ANY TIME...BUT THE SYSTEM IS EXPECTED TO MOVE WEST-NORTHWESTWARD AT 5 TO 10 MPH OVER COOLER WATERS BY FRIDAY NIGHT AND SATURDAY. THERE IS A HIGH CHANCE...70 PERCENT...OF THIS SYSTEM BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS. A BROAD AND DISORGANIZED AREA OF SHOWERS AND THUNDERSTORMS EXTENDS SEVERAL HUNDRED MILES SOUTH OF THE COAST OF SOUTHEASTERN MEXICO AND CENTRAL AMERICA. ENVIRONMENTAL CONDITIONS ARE ONLY MARGINALLY CONDUCIVE FOR DEVELOPMENT...AND THERE IS A LOW CHANCE...10 PERCENT...OF THIS SYSTEM BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS. REGARDLESS OF DEVELOPMENT...LOCALIZED HEAVY RAIN IS POSSIBLE OVER PORTIONS OF EL SALVADOR...GUATEMALA...AND SOUTHEASTERN MEXICO DURING THE NEXT COUPLE OF DAYS. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER BERG