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Tropical Weather Outlook
NWS National Hurricane Center Miami FL
Issued by the NWS Weather Prediction Center College Park MD
1100 AM 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 is producing 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 moving 
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 Berg