000 ABPZ20 KNHC 121154 TWOEP TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 500 AM PDT MON AUG 12 2013 FOR THE EASTERN NORTH PACIFIC...EAST OF 140 DEGREES WEST LONGITUDE.. SHOWERS AND THUNDERSTORMS ASSOCIATED WITH THE LOW PRESSURE SYSTEM LOCATED ABOUT 1175 MILES SOUTHWEST OF THE SOUTHERN TIP OF THE BAJA CALIFORNIA PENINSULA HAVE BECOME SLIGHTLY BETTER ORGANIZED OVERNIGHT. ENVIRONMENTAL CONDITIONS ARE EXPECTED TO BE MARGINALLY CONDUCIVE FOR DEVELOPMENT OVER THE NEXT SEVERAL DAYS WHILE THE LOW MOVES WESTWARD AT AROUND 15 MPH. THIS SYSTEM HAS A MEDIUM CHANCE...30 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS...AND A MEDIUM CHANCE...40 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 5 DAYS. SHOWERS AND THUNDERSTORMS ASSOCIATED WITH A TROUGH OF LOW PRESSURE LOCATED ABOUT 1200 MILES EAST-SOUTHEAST OF THE BIG ISLAND OF HAWAII HAVE BECOME A LITTLE MORE CONCENTRATED DURING THE LAST SEVERAL HOURS. HOWEVER...DEVELOPMENT...IF ANY...OF THIS DISTURBANCE IS EXPECTED TO BE SLOW TO OCCUR WHILE IT MOVES WESTWARD AT ABOUT 15 MPH OVER THE NEXT FEW DAYS. THIS SYSTEM HAS A LOW CHANCE...10 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS...AND A LOW CHANCE...10 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 5 DAYS. && FIVE-DAY FORMATION PROBABILITIES ARE EXPERIMENTAL IN 2013. COMMENTS ON THE EXPERIMENTAL FORECASTS CAN BE PROVIDED AT... HTTP://WWW.NWS.NOAA.GOV/SURVEY/NWS-SURVEY.PHP?CODE=ETWO $$ FORECASTER KIMBERLAIN