000 ABPZ20 KNHC 170534 TWOEP TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 1100 PM PDT WED MAY 16 2012 FOR THE EASTERN NORTH PACIFIC...EAST OF 140 DEGREES WEST LONGITUDE.. THE NATIONAL HURRICANE CENTER IS ISSUING ADVISORIES ON TROPICAL STORM ALETTA...LOCATED ABOUT 840 MILES SOUTH-SOUTHWEST OF THE SOUTHERN TIP OF BAJA CALIFORNIA. SHOWER ACTIVITY ASSOCIATED WITH A BROAD LOW PRESSURE AREA CENTERED ABOUT SEVERAL HUNDRED MILES SOUTH OF ACAPULCO MEXICO REMAINS POORLY ORGANIZED. ENVIRONMENTAL CONDITIONS ARE FORECAST TO BECOME MORE CONDUCIVE FOR SLOW DEVELOPMENT DURING THE NEXT FEW DAYS. THIS SYSTEM HAS A MEDIUM CHANCE...30 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS AS IT MOVES SLOWLY TO THE NORTHWEST. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER AVILA