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Tropical Weather Outlook
NWS National Hurricane Center Miami FL
1100 AM PDT Sat Jun 23 2018
For the eastern North Pacific...east of 140 degrees west longitude:
1. Showers and thunderstorms associated with an area of low pressure
located about 800 miles south-southwest of the southern tip of the
Baja California peninsula continue to show signs of organization.
Upper-level winds are becoming more conducive for development, and
a tropical depression is likely to form later today or on Sunday
while the low moves northward to north-northwestward at about 10
mph. Development is not expected by Monday once the low reaches
* Formation chance through 48 hours...high...80 percent
* Formation chance through 5 days...high...80 percent
2. An elongated area of low pressure located several hundred miles
southwest of Zihuatanejo, Mexico, continues to produce disorganized
shower and thunderstorm activity. Some development of this system
is possible during the next several days before it interacts and
possibly merges with a tropical wave approaching from the east.
* Formation chance through 48 hours...low...20 percent.
* Formation chance through 5 days...medium...40 percent.
3. A tropical wave moving across Central America into the eastern
Pacific is producing disorganized showers and thunderstorms.
Environmental conditions appear conducive for development of this
system by the middle of next week while it moves westward south of
the coast of Mexico.
* Formation chance through 48 hours...low...near 0 percent.
* Formation chance through 5 days...low...20 percent.