Day 3 Risk Area (sq. mi.) Area Pop. Some Larger Population Centers in Risk Area
SLIGHT 210,307 22,691,700 Indianapolis, IN...Memphis, TN...Nashville, TN...Cincinnati, OH...Lexington-Fayette, KY...
MARGINAL 672,339 92,615,033 Chicago, IL...Houston, TX...San Antonio, TX...Dallas, TX...Detroit, MI...