Skip Navigation Links
NOAA NOAA United States Department of Commerce

Eastern Pacific Tropical Weather Outlook


en EspaƱol

703 
ABPZ20 KNHC 091132
TWOEP 

Tropical Weather Outlook
NWS National Hurricane Center Miami FL
500 AM PDT Mon Jun 9 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 on Tropical Storm Cosme, both located in the 
eastern Pacific basin off the coast of southwestern Mexico. 

South of Southern Mexico:
An area of low pressure is forecast to develop later this week south 
of southern Mexico. Environmental conditions appear conducive for 
some gradual development of this system, and a tropical depression 
could form late this week or over the weekend.
* Formation chance through 48 hours...low...near 0 percent.
* Formation chance through 7 days...medium...60 percent.

&&
Public Advisories on Tropical Storm Cosme are issued under 
WMO header WTPZ33 KNHC and under AWIPS header MIATCPEP3.
Forecast/Advisories on Tropical Storm Cosme are issued under 
WMO header WTPZ23 KNHC and under AWIPS header MIATCMEP3.

$$
Forecaster Kelly