Natural Disaster Risk in Jacksonville

Natural Hazard Profile: Jacksonville, Missouri

Jacksonville is a small unincorporated community in Randolph County, in the interior eastern United States. The area experiences hot summers, cold winters, and collision of multiple air masses, with year-round severe weather including tornadoes, ice storms, and floods shaping the pattern of natural hazards that residents encounter. Understanding the local risk profile is essential for anyone living in, moving to, or owning property in Jacksonville.

According to FEMA's National Risk Index, Jacksonville carries an overall risk score of 5.4/10, placing it in the moderate category. Heat wave risk stands out as the primary natural hazard here, with above-average summer temperatures amplified by urban heat island effects in developed areas. The area also faces notable exposure to landslide and tornado.

Jacksonville's risk score, slightly below the 5.9/10 state average and above the U.S. national average of 4.5/10. Of the 18 hazard categories tracked by FEMA for Randolph County, the highest-scoring are heat, landslide, and tornado. These scores reflect county-level data and represent the baseline risk that all communities in the county share.

With a moderate risk rating, Jacksonville residents are well-served by maintaining standard preparedness practices — an emergency supply kit, awareness of local hazard seasonality, and insurance that covers the top local risks. Periodic review of coverage for heat is recommended.