Tornado Risk Area (sq. mi.) Area Pop. Some Larger Population Centers in Risk Area
5 % 44,025 915,543 Sioux Falls, SD...Aberdeen, SD...Watertown, SD...Brookings, SD...Mitchell, SD...
2 % 299,902 26,057,206 Baltimore, MD...Washington, DC...Omaha, NE...Pittsburgh, PA...Lincoln, NE...