Eastern Pacific Tropical Weather Outlook
306 ABPZ20 KNHC 211739 TWOEP Tropical Weather Outlook NWS National Hurricane Center Miami FL 1100 AM PDT Fri Aug 21 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 within the Papahanaumokuakea Marine National Monument, and on Tropical Depression Two-C, located about 750 miles southeast of Hilo, Hawaii. South-Southwest of Mexico: A broad area of low pressure located a few hundred miles south of the coast of southwestern Mexico is producing a large area of disorganized showers and thunderstorms. This system is moving west-northwestward and could become a tropical depression over the weekend or early next week before it interacts, or possibly merges with, the disturbance to its west (EP91). * Formation chance through 48 hours...low...20 percent. * Formation chance through 7 days...medium...50 percent. Central East Pacific (EP91): A trough of low pressure located several hundred miles south of the southern tip of the Baja California Peninsula is producing disorganized showers and thunderstorms. Environmental conditions appear favorable for gradual development, and a tropical depression is likely to form this weekend or early next week before it interacts, or possibly merges with, the disturbance to its east. * Formation chance through 48 hours...medium...60 percent. * Formation chance through 7 days...high...80 percent. Well Southwest of Southwestern Mexico: Another area of low pressure is expected to develop well south of the southern tip of the Baja California Peninsula during the middle portion of next week. Some slow development is expected thereafter while the system moves generally west-northwestward. * Formation chance through 48 hours...low...near 0 percent. * Formation chance through 7 days...low...20 percent.