000 ABPZ20 KNHC 081143 TWOEP TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 500 AM PDT SAT OCT 8 2011 FOR THE EASTERN NORTH PACIFIC...EAST OF 140 DEGREES WEST LONGITUDE.. THE NATIONAL HURRICANE CENTER IS ISSUING ADVISORIES ON TROPICAL STORM JOVA...LOCATED ABOUT 455 MILES WEST-SOUTHWEST OF MANZANILLO MEXICO...AND ON HURRICANE IRWIN...LOCATED ABOUT 940 MILES SOUTHWEST OF THE SOUTHERN TIP OF BAJA CALIFORNIA. A SMALL BUT WELL-DEFINED LOW PRESSURE SYSTEM LOCATED ABOUT 375 MILES SOUTH-SOUTHWEST OF THE GULF OF TEHUANTEPEC IS SHOWING SIGNS OF ORGANIZATION. THUNDERSTORMS HAVE BECOME MORE CONCENTRATED NEAR THE CENTER...AND A TROPICAL DEPRESSION COULD FORM DURING THE NEXT DAY OR SO. THIS SYSTEM HAS A HIGH CHANCE...70 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS AS IT DRIFTS EASTWARD. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER STEWART/LANDSEA