000 ABPZ20 KNHC 051721 TWOEP Tropical Weather Outlook NWS National Hurricane Center Miami FL 1100 AM PDT Tue Jun 5 2018 For the eastern North Pacific...east of 140 degrees west longitude: Showers and thunderstorms associated with an area of low pressure located a few hundred miles south of Manzanillo, Mexico, are becoming better organized. In addition, satellite images indicate that the circulation of the system is now better defined. Continued development of this system is expected, and it will likely become a tropical depression later today or tonight while it moves slowly westward to west-northwestward south of the coast of Mexico. * Formation chance through 48 hours...high...near 100 percent. * Formation chance through 5 days...high...near 100 percent. An area of low pressure is expected to form late this week a few hundred miles south of the Gulf of Tehuantepec. Upper-level winds are forecast to gradually become more favorable for development, and a tropical depression could form over the weekend while the system moves slowly west-northwestward. * Formation chance through 48 hours...low...near 0 percent. * Formation chance through 5 days...medium...50 percent. $$ Forecaster Cangialosi