Day 1 Risk Area (sq. mi.) Area Pop. Some Larger Population Centers in Risk Area
ENHANCED 73,711 8,566,915 Cincinnati, OH...Lexington-Fayette, KY...Louisville, KY...Evansville, IN...Clarksville, TN...
SLIGHT 253,347 27,165,496 Memphis, TN...Charlotte, NC...Nashville, TN...Raleigh, NC...Greensboro, NC...
MARGINAL 423,683 35,758,991 Dallas, TX...Indianapolis, IN...Columbus, OH...Fort Worth, TX...El Paso, TX...