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Tropical Weather Outlook
NWS National Hurricane Center Miami FL
1100 PM PDT Tue Sep 16 2025

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

Active Systems:
The National Hurricane Center has issued the last advisory on 
Post-Tropical Cyclone Mario, located several hundred miles west of 
the southern tip of the Baja California Peninsula.

1. Off the Coast of Southwestern Mexico (EP96):
A broad area of low pressure located a few hundred miles off the 
coast of southwestern Mexico is producing a large area of showers 
and thunderstorms. Environmental conditions appear conducive for 
gradual development of this broad system, and a tropical depression 
is likely to form in a couple of days while it moves 
west-northwestward at 10 to 15 mph over the central portion of the 
east Pacific.
*Formation chance through 48 hours...high...70 percent.
*Formation chance through 7 days...high...90 percent.



Forecaster Cangialosi