000 ABPZ20 KNHC 042318 TWOEP Tropical Weather Outlook NWS National Hurricane Center Miami FL 500 PM PDT Mon Jun 4 2018 For the eastern North Pacific...east of 140 degrees west longitude: Shower and thunderstorm activity has gradually increased today in association with a broad and elongated area of low pressure located several hundred miles south of the southern coast of Mexico. Environmental conditions are conducive for development of this system, and a tropical depression is likely to form within the next two to three days while it moves slowly westward to west-northwestward. * Formation chance through 48 hours...medium...60 percent. * Formation chance through 5 days...high...90 percent. An area of low pressure could form by the weekend a few hundred miles south of the Gulf of Tehuantepec. Gradual development of this system is possible thereafter while it moves slowly westward. * Formation chance through 48 hours...low...near 0 percent. * Formation chance through 5 days...low...20 percent. $$ Forecaster Brown