000 ABPZ20 KNHC 170532 TWOEP TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 1100 PM PDT FRI SEP 16 2011 FOR THE EASTERN NORTH PACIFIC...EAST OF 140 DEGREES WEST LONGITUDE.. A SMALL BUT WELL-DEFINED LOW PRESSURE SYSTEM IS CENTERED ABOUT 150 MILES SOUTHWEST OF MANZANILLO MEXICO. SHOWER ACTIVITY HAS CHANGED LITTLE THIS EVENING...AND ANY DEVELOPMENT OF THIS SYSTEM IS EXPECTED TO BE SLOW TO OCCUR AS THE LOW INTERACTS WITH ANOTHER LARGER DISTURBANCE TO ITS SOUTHWEST. THIS SYSTEM HAS A LOW CHANCE...20 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS AS IT MOVES WEST-NORTHWESTWARD TO WESTWARD AT ABOUT 10 TO 15 MPH. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER STEWART