000 ABPZ20 KNHC 191156 TWOEP TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 400 AM PST THU NOV 19 2015 For the eastern North Pacific...east of 140 degrees west longitude: The National Hurricane Center is issuing advisories on Tropical Depression Twenty-One-E, located about 400 miles south-southwest of Manzanillo, Mexico. An area of low pressure is expected to form several hundred miles south or southwest of the Gulf of Tehuantepec late this weekend or early next week. Environmental conditions are expected to be conducive for gradual development of this system while it moves westward to west-northwestward at 10 to 15 mph. * Formation chance through 48 hours...low...near 0 percent * Formation chance through 5 days...low...20 percent && Public Advisories on Tropical Depression Twenty-One-E are issued under WMO header WTPZ31 KNHC and under AWIPS header MIATCPEP1. Forecast/Advisories on Tropical Depression Twenty-One-E are issued under WMO header WTPZ21 KNHC and under AWIPS header MIATCMEP1. $$ Forecaster Kimberlain