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Tropical Weather Outlook
NWS National Hurricane Center Miami FL
500 PM PDT Tue Jun 10 2025

For the eastern and central North Pacific east of 180 longitude:

Active Systems:
The National Hurricane Center is issuing advisories on Tropical 
Storm Barbara and Tropical Storm Cosme, both located in the eastern 
Pacific basin off the coast of southwestern Mexico.

1. South of Southern Mexico:
A broad area of low pressure located several hundred miles south of 
the Gulf of Tehuantepec continues to produce disorganized shower 
and thunderstorm activity.  Environmental conditions appear 
conducive for gradual development of this system, and a tropical 
depression is likely to form late this week or over the weekend 
while it moves generally west-northwestward just offshore the 
southwestern coast of Mexico.
* Formation chance through 48 hours...low...10 percent.
* Formation chance through 7 days...high...80 percent.


Forecaster Blake