ABPZ20 KNHC 122317 
Tropical Weather Outlook 
NWS National Hurricane Center Miami FL 
500 PM PDT Thu Oct 12 2017 
For the eastern North Pacific...east of 140 degrees west longitude: 
A broad area of low pressure centered about 750 miles south of the 
southern tip of the Baja California peninsula is producing 
disorganized showers and thunderstorms. Development during the next 
day or two is expected to be limited due to hostile upper-level 
winds. Thereafter, conditions could become a little more favorable 
for tropical cyclone formation while the system moves generally 
westward at 10 to 15 mph. 
* Formation chance through 48 hours...low...10 percent. 
* Formation chance through 5 days...low...30 percent.