000 ABPZ20 KNHC 182336 TWOEP TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 500 PM PDT MON JUN 18 2012 FOR THE EASTERN NORTH PACIFIC...EAST OF 140 DEGREES WEST LONGITUDE.. SHOWER AND THUNDERSTORM ACTIVITY ASSOCIATED WITH AN AREA OF LOW PRESSURE LOCATED ABOUT 275 MILES WEST-SOUTHWEST OF MANZANILLO MEXICO HAS CHANGED LITTLE IN ORGANIZATION DURING THE PAST FEW HOURS. HOWEVER...ENVIRONMENTAL CONDITIONS REMAIN FAVORABLE FOR DEVELOPMENT...AND THIS SYSTEM COULD BECOME A TROPICAL DEPRESSION DURING THE NEXT DAY OR SO AS IT BEGINS TO MOVE SLOWLY EASTWARD. THIS SYSTEM HAS A HIGH CHANCE...70 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS. INTERESTS ALONG THE SOUTHWESTERN COAST OF MEXICO SHOULD MONITOR THE PROGRESS OF THIS SYSTEM...AS A TROPICAL STORM WATCH COULD BE REQUIRED FOR A PORTION OF THE COAST TONIGHT OR EARLY TUESDAY. REGARDLESS OF DEVELOPMENT...LOCALLY HEAVY RAINFALL AND THE THREAT FOR FLASH FLOODS AND MUDSLIDES WILL CONTINUE OVER PORTIONS OF SOUTHWESTERN MEXICO FOR THE NEXT COUPLE OF DAYS. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER BRENNAN