Special outlook to update discussion of low pressure near Mexico.Updated: Recent satellite data indicate that the low pressure systemlocated about 250 miles southeast of Acapulco, Mexico has become atropical depression. Advisories will be initiated on this systemthis afternoon, and tropical storm watches or warnings could berequired for a portion of the coast of southern Mexico.* Formation chance through 48 hours...high...near 100 percent* Formation chance through 5 days...high...near 100 percentForecaster Cangialosi