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Tropical Weather Outlook
NWS National Hurricane Center Miami FL
500 AM PDT Tue Sep 12 2017

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

The National Hurricane Center is issuing advisories on Tropical
Depression Fifteen-E, located several hundred miles west-southwest
of Manzanillo, Mexico.

1. A trough of low pressure located a couple of hundred miles south of
the southern coast of Mexico is producing widespread disorganized
showers and thunderstorms.  Environmental conditions are forecast to
be conducive for development, and a tropical depression is likely to
form by the end of the week while the system moves slowly north
or northwestward.
* Formation chance through 48 hours...medium...50 percent.
* Formation chance through 5 days...high...70 percent.

2. Another area of low pressure is expected to form several hundred
miles south-southwest of the Baja California peninsula during the
next day or two.  After that time, environmental conditions are
expected to be conducive for further development, and a tropical
depression is likely to form by the end of the week, while it moves
slowly northward.
* Formation chance through 48 hours...low...30 percent.
* Formation chance through 5 days...high...70 percent.

Public Advisories on Tropical Depression Fifteen-E are issued under
WMO header WTPZ35 KNHC and under AWIPS header MIATCPEP5.
Forecast/Advisories on Tropical Depression Fifteen-E are issued
under WMO header WTPZ25 KNHC and under AWIPS header MIATCMEP5.

Forecaster Landsea