537
ABPZ20 KNHC 181738
TWOEP

Tropical Weather Outlook
NWS National Hurricane Center Miami FL
1100 AM PDT Tue Aug 18 2026

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

Active Systems:
The National Hurricane Center is issuing advisories on Hurricane
Lala, located a few hundred miles west of Kauai, Hawaii.

South of Mexico:
An area of low pressure is forecast to form several hundred miles
south of the coast of southern Mexico around the end of the week.
Gradual development of this system is likely thereafter, and a
tropical depression is expected to form this weekend while the
system moves west-northwestward, remaining well offshore of Mexico.
* Formation chance through 48 hours...low...near 0 percent.
* Formation chance through 7 days...high...80 percent.

Western Portion of the East Pacific:
A tropical wave located well to the west-southwest of the southern
tip of the Baja California Peninsula is producing disorganized
showers and thunderstorms. Environmental conditions appear conducive
for gradual development of this system, and a tropical depression
could form towards the end of the week or over the weekend while the
system moves generally westward across the western portion of the
east Pacific and into the central Pacific.
* Formation chance through 48 hours...low...20 percent.
* Formation chance through 7 days...medium...60 percent.

$$
Forecaster Kelly/Pierce