Natural Disaster Risk in Marion

Natural Hazard Profile: Marion, Illinois

Located in the interior eastern United States in Williamson County, Marion is a city of approximately 27,793 residents. The humid continental climate that characterizes this part of Illinois — marked by bitterly cold winters and hot, humid summers — directly influences the types and severity of natural hazards present, making Marion a community where hazard awareness has real practical value.

FEMA rates Marion's composite natural disaster risk at 7.2 out of 10 — high risk. High-wind events from severe thunderstorms and derechos are the leading hazard, with damaging gusts capable of downing trees and causing widespread structural damage. Residents should also account for earthquake and heat risk in their preparedness planning.

Relative to other U.S. communities, Marion's natural disaster risk is well above the U.S. national average of 4.5/10, slightly above the 5.8/10 state average. The hazard distribution here is led by wind and earthquake, as measured by FEMA across Williamson County. While city-specific sub-county variation exists, these scores represent the best available federal risk estimate.

With a high natural disaster risk rating, Marion residents benefit from taking preparedness seriously. Reviewing insurance coverage for wind and secondary hazards, registering for emergency alerts, and maintaining a household emergency kit are practical steps that can significantly reduce impact during a major event.