000 ABPZ20 KNHC 111149 TWOEP TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 500 AM PDT TUE OCT 11 2011 FOR THE EASTERN NORTH PACIFIC...EAST OF 140 DEGREES WEST LONGITUDE.. THE NATIONAL HURRICANE CENTER IS ISSUING ADVISORIES ON HURRICANE JOVA...LOCATED ABOUT 130 MILES SOUTHWEST OF MANZANILLO MEXICO...AND ON TROPICAL DEPRESSION IRWIN...LOCATED ABOUT 645 MILES SOUTHWEST OF THE SOUTHERN TIP OF BAJA CALIFORNIA. SHOWER AND THUNDERSTORM ACTIVITY ASSOCIATED WITH A LOW PRESSURE SYSTEM LOCATED ABOUT 225 MILES SOUTH-SOUTHEAST OF SALINA CRUZ MEXICO REMAINS POORLY ORGANIZED. UPPER-LEVEL WINDS ARE NOT FORECAST TO BE FAVORABLE FOR DEVELOPMENT BEFORE THE LOW MOVES ONSHORE ON THURSDAY....AND THIS SYSTEM HAS A MEDIUM CHANCE...40 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS. REGARDLESS OF DEVELOPMENT...HEAVY RAINS ASSOCIATED WITH THIS DISTURBANCE ARE EXPECTED OVER PORTIONS OF SOUTHEASTERN MEXICO AND GUATEMALA DURING THE NEXT SEVERAL DAYS WHICH MAY CAUSE LIFE-THREATENING FLASH FLOODS AND MUD SLIDES. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER KIMBERLAIN