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Tropical Weather Outlook
NWS National Hurricane Center Miami FL
500 PM PDT Tue May 27 2025

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

1. South of the Southern Coast of Mexico (EP90):
Showers and thunderstorms are gradually becoming better organized 
near a broad area of low pressure located several hundred miles 
south of the coast of southern Mexico, but the system still lacks a 
well-defined circulation. Environmental conditions are favorable 
for further development, and a tropical depression or tropical storm 
is expected to form tonight or on Wednesday as the low moves 
generally west-northwestward at around 10 mph.
* Formation chance through 48 hours...high...near 100 percent.
* Formation chance through 7 days...high...near 100 percent.


Forecaster Reinhart