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Tropical Weather Outlook
NWS National Hurricane Center Miami FL
500 PM PDT Wed Sep 20 2017

For the eastern North Pacific...east of 140 degrees west longitude:

1. A broad area of low pressure located a couple of hundred miles
east-southeast of Acapulco near the coast of Mexico continues to
produce disorganized showers and thunderstorms.  Environmental
conditions are expected to be conducive for gradual development
and a tropical depression is likely to form when the system moves
farther offshore in two to three days. Regardless of tropical
cyclone formation, heavy rains are expected over portions of
southern Mexico during the next several days.
* Formation chance through 48 hours...medium...50 percent.
* Formation chance through 5 days...high...80 percent.

Forecaster Brown