000 ABPZ20 KNHC 151033 TWOEP TROPICAL WEATHER OUTLOOK NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 400 AM PDT SAT SEP 15 2007 FOR THE EASTERN NORTH PACIFIC...EAST OF 140 DEGREES WEST LONGITUDE. SHOWERS AND THUNDERSTORMS...ASSOCIATED WITH A TROPICAL WAVE... ARE CENTERED ABOUT 620 MILES SOUTHWEST OF MANZANILLO MEXICO. THE SYSTEM HAS CHANGED LITTLE IN ORGANIZATION OVERNIGHT... HOWEVER...SOME SLOW DEVELOPMENT IS POSSIBLE OVER THE NEXT COUPLE OF DAYS AS IT MOVES GENERALLY WESTWARD. SHOWER ACTIVITY...ASSOCIATED WITH A TROPICAL WAVE SEVERAL HUNDRED MILES TO THE SOUTH-SOUTHEAST OF THE GULF OF TEHUANTEPEC...REMAINS DISORGANIZED. ANY DEVELOPMENT OF THIS SYSTEM IS EXPECTED TO BE SLOW TO OCCUR AS IT MOVES TOWARD THE WEST OR WEST-NORTHWEST. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER MAINELLI