000 ABPZ20 KNHC 071731 TWOEP Tropical Weather Outlook NWS National Hurricane Center Miami FL 1100 AM PDT Thu Jun 7 2018 For the eastern North Pacific...east of 140 degrees west longitude: The National Hurricane Center is issuing advisories on Tropical Storm Aletta located several hundred miles southwest of Manzanillo Mexico. A tropical wave is producing disorganized showers and thunderstorms centered a few hundred miles south of the Gulf of Tehuantepec. Upper-level winds are forecast to become more conducive for development this weekend, and a tropical depression is likely to form late this weekend or early next week while the system moves westward to west-northwestward off the coast of southern Mexico. * Formation chance through 48 hours...medium...40 percent. * Formation chance through 5 days...high...90 percent. $$ Forecaster Zelinsky