000 ABPZ20 KNHC 082340 TWOEP TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 500 PM PDT SAT OCT 8 2011 FOR THE EASTERN NORTH PACIFIC...EAST OF 140 DEGREES WEST LONGITUDE.. THE NATIONAL HURRICANE CENTER IS ISSUING ADVISORIES ON RECENTLY UPGRADED HURRICANE JOVA...LOCATED ABOUT 440 MILES WEST-SOUTHWEST OF MANZANILLO MEXICO...AND ON RECENTLY DOWNGRADED TROPICAL STORM IRWIN...LOCATED ABOUT 930 MILES SOUTHWEST OF THE SOUTHERN TIP OF BAJA CALIFORNIA. SATELLITE DATA INDICATE THAT THE CIRCULATION OF A LOW PRESSURE SYSTEM LOCATED ABOUT 450 MILES SOUTH-SOUTHEAST OF ACAPULCO MEXICO IS BECOMING BETTER DEFINED. THIS LOW COULD BECOME A TROPICAL DEPRESSION LATER TONIGHT OR ON SUNDAY AS IT MOVES SLOWLY NORTHEASTWARD. THIS SYSTEM HAS A HIGH CHANCE...90 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER CANGIALOSI