| Tornado Risk |
Area (sq. mi.) |
Area Pop. |
Some Larger Population Centers in Risk Area |
| 10 % |
56,481 |
985,921 |
Waterloo, IA...Rapid City, SD...Cedar Falls, IA...Mason City, IA...Fort Dodge, IA... |
| 5 % |
160,286 |
14,698,731 |
Chicago, IL...Milwaukee, WI...Omaha, NE...Madison, WI...Des Moines, IA... |
| 2 % |
298,009 |
39,472,720 |
Detroit, MI...Cleveland, OH...Minneapolis, MN...Pittsburgh, PA...Toledo, OH... |
|