Natural Disaster Risk in Oshkosh

Natural Hazard Profile: Oshkosh, Wisconsin

Oshkosh, in Winnebago County, is a city of approximately 37,294 residents situated in the interior eastern United States. Its humid continental climate brings long, cold winters with lake-effect snow and warm summers, and in particular severe blizzards and spring tornado outbreaks. These conditions collectively define the natural hazard environment that Oshkosh residents and property owners must navigate.

According to FEMA's National Risk Index, Oshkosh carries an overall risk score of 6.3/10, placing it in the high category. Arctic air outbreaks are the leading natural hazard, with temperature plunges to dangerous lows capable of causing hypothermia and widespread infrastructure failures. The area also faces notable exposure to hail and wind.

Within Wisconsin, Oshkosh's risk is, slightly above the 5.4/10 state average. Nationally, it ranks above the U.S. national average of 4.5/10. FEMA's analysis of Winnebago County identifies cold wave as the foremost hazard, followed by hail and wind. These rankings reflect the relative frequency and severity of each hazard type in the local environment.

Oshkosh's high risk designation reflects meaningful exposure to natural hazards. Residents should verify that their insurance covers the area's primary risks, prepare a family emergency plan, and stay informed about seasonal hazard peaks through local weather and emergency management services.