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Tropical Weather Outlook
NWS National Hurricane Center Miami FL
1100 PM PDT Thu Aug 19 2021

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

1. Tropical Storm Grace, located over the southwestern Gulf of Mexico, 
is forecast to move inland over mainland Mexico by early Saturday 
morning and dissipate over Mexico by late Saturday. However, Grace's 
remnants are expected to continue westward and emerge over the 
eastern Pacific Ocean off the west-central coast of Mexico early 
Sunday.  Environmental conditions are forecast to be conducive for 
development, and a tropical depression is likely to form late this 
weekend or early next week while the system moves westward at 10 to 
15 mph away from the coast of Mexico.
* Formation chance through 48 hours...low...10 percent. 
* Formation chance through 5 days...high...80 percent.

2. Another area of low pressure is forecast to form south of the 
coast of Mexico early next week.  Environmental conditions are 
expected to be conducive for some gradual development thereafter 
while the system moves west-northwestward near or just offshore the 
southwestern coast of Mexico. 
* Formation chance through 48 hours...low...near 0 percent. 
* Formation chance through 5 days...low...20 percent.

Forecaster Brown