000 ABPZ20 KNHC 171736 TWOEP TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 1100 AM PDT SAT SEP 17 2016 For the eastern North Pacific...east of 140 degrees west longitude: Satellite imagery indicates that shower activity associated with the low pressure area located about 375 miles south-southwest of Manzanillo, Mexico is becoming better organized and that the circulation is becoming better defined. If current trends continue, a tropical depression could form later this afternoon or tonight while this system moves west-northwestward at 10 to 15 mph a few hundred miles offshore of the coast of Mexico. * Formation chance through 48 hours...high...90 percent * Formation chance through 5 days...high...90 percent An area of low pressure could form early next week several hundred miles southwest of southern Mexico. Some gradual development is possible by midweek while the system moves slowly westward. * Formation chance through 48 hours...low...near 0 percent * Formation chance through 5 days...low...20 percent $$ Forecaster Beven