Natural Disaster Risk in Warren County

Natural Hazard Profile: Warren County, Ohio

Warren County is located in the United States in Ohio, home to roughly 242,269 residents. The county experiences cold winters with lake-effect snow in the north and warm, humid summers, with spring tornado risk and winter ice storms shaping the natural hazards faced by its communities. FEMA assesses risk at this county level, providing the baseline for every city and ZIP code within its boundaries.

According to FEMA's National Risk Index, Warren County carries an overall risk score of 6.7/10, placing it in the high category. The area faces significant ice storm exposure, where the thermal profile of the atmosphere during winter storms frequently delivers freezing rain rather than snow. The area also faces notable exposure to lightning and tornado.

Warren County's risk score, slightly above the 5.8/10 state average and well above the U.S. national average of 4.5/10. Of the 18 hazard categories tracked by FEMA for Warren County, the highest-scoring are ice storm, lightning, and tornado. These scores reflect county-level data and represent the baseline risk that all communities in the county share.

With a high natural disaster risk rating, Warren County residents benefit from taking preparedness seriously. Reviewing insurance coverage for ice storm 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.