000 ABPZ20 KNHC 200534 TWOEP TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 1100 PM PDT SUN JUL 19 2015 For the eastern North Pacific...east of 140 degrees west longitude: Showers and thunderstorms associated with a large low pressure system located about 800 miles southwest of Acapulco, Mexico, continue to show signs of organization. Environmental conditions are favorable for further development, and a tropical depression or a tropical storm is likely to form on Monday while the system moves west-northwestward to northwestward at 10 to 15 mph. * Formation chance through 48 hours...high...90 percent * Formation chance through 5 days...high...90 percent $$ Forecaster Stewart